Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
2301	Find the Mean	799.5-899.5 , 899.5-999.5 , 999.5-1099.5 , 1099.5-1199.5 , 1199.5-1299.5 , 3 , 8 , 21 , 10 , 8	$799.5 - 899.5$ , $899.5 - 999.5$ , $999.5 - 1099.5$ , $1099.5 - 1199.5$ , $1199.5 - 1299.5$ , $3$ , $8$ , $21$ , $10$ , $8$
2302	Find the Mean	8 , 10 , 23 , 10 , 15 , 10 , 22 , 19	$8$ , $10$ , $23$ , $10$ , $15$ , $10$ , $22$ , $19$
2303	Find the Mean	80 , 54 , 37 , 38 , 78 , 33 , 82 , 71 , 13	$80$ , $54$ , $37$ , $38$ , $78$ , $33$ , $82$ , $71$ , $13$
2304	Find the Mean	81 , 76 , 83 , 76 , 84	$81$ , $76$ , $83$ , $76$ , $84$
2305	Find the Mean	81 , 76 , 83 , 76 , 85	$81$ , $76$ , $83$ , $76$ , $85$
2306	Find the Mean	9 , 14 , 3 , 15 , 8	$9$ , $14$ , $3$ , $15$ , $8$
2307	Find the Mean	9 , 11 , 13 , 15 , 17 , 19 , 21 , 23	$9$ , $11$ , $13$ , $15$ , $17$ , $19$ , $21$ , $23$
2308	Find the Mean	9 , 15 , 11 , 11 , 9 , 15 , 5 , 16	$9$ , $15$ , $11$ , $11$ , $9$ , $15$ , $5$ , $16$
2309	Find the Mean	9 , 3 , 1 , 1/3 , 1/9	$9$ , $3$ , $1$ , $\frac{1}{3}$ , $\frac{1}{9}$
2310	Find the Mean	9 , 604(1+(0.092)(3/4))	$9$ , $604 (1 + (0.092) (\frac{3}{4}))$
2311	Find the Mean	94 , 67 , 90 , 82 , 26 , 81 , 41 , 90 , 50	$94$ , $67$ , $90$ , $82$ , $26$ , $81$ , $41$ , $90$ , $50$
2312	Find the Mean	990 , 590 , 210 , 190 , 150 , 95 , 93 , 92 , 80 , 70	$990$ , $590$ , $210$ , $190$ , $150$ , $95$ , $93$ , $92$ , $80$ , $70$
2313	Solve by Substitution	x+y=15 , 3x-2x=25	$x + y = 15$ , $3 x - 2 x = 25$
2314	Find the Roots (Zeros)	f(x)=(2x-1)/(3+x)	$f (x) = \frac{2 x - 1}{3 + x}$
2315	Multiply	643	$6 \cdot 4 \cdot 3$
2316	Solve for x	4x-3<=9	$4 x - 3 \leq 9$
2317	Find the Mode	1 , -2 , -5 , -8	$1$ , $- 2$ , $- 5$ , $- 8$
2318	Find the Mode	1.2 , 3.5 , 3.6 , 9.2 , 3.2 , 6.5 , 8.2 , 1.2	$1.2$ , $3.5$ , $3.6$ , $9.2$ , $3.2$ , $6.5$ , $8.2$ , $1.2$
2319	Find the Mode	1.7 , 4.9 , 6.2 , 7.9 , 7.9 , 4.7 , 2.7 , 4.7	$1.7$ , $4.9$ , $6.2$ , $7.9$ , $7.9$ , $4.7$ , $2.7$ , $4.7$
2320	Find the Mode	10 , -10 , -5 , 5	$10$ , $- 10$ , $- 5$ , $5$
2321	Find the Mode	10 , 11 , 12 , 14 , 15 , 25 , 25	$10$ , $11$ , $12$ , $14$ , $15$ , $25$ , $25$
2322	Find the Mode	10 , 20 , 30 , 40 , 50	$10$ , $20$ , $30$ , $40$ , $50$
2323	Find the Mode	11 , 11 , 12 , 13 , 15 , 15 , 15 , 16 , 27	$11$ , $11$ , $12$ , $13$ , $15$ , $15$ , $15$ , $16$ , $27$
2324	Find the Mode	11 , 20 , 7 , 4 , 5 , 12 , 9 , 20	$11$ , $20$ , $7$ , $4$ , $5$ , $12$ , $9$ , $20$
2325	Find the Mode	17 , 50 , 58 , 61 , 28 , 62 , 25	$17$ , $50$ , $58$ , $61$ , $28$ , $62$ , $25$
2326	Find the Mode	2 , 12 , 12 , 12.17 , 16 , 12 , 23 , 20 , 14	$2$ , $12$ , $12$ , $12.17$ , $16$ , $12$ , $23$ , $20$ , $14$
2327	Find the Mode	2 , 2 , 3 , 3 , 4 , 4 , 4 , 6 , 68	$2$ , $2$ , $3$ , $3$ , $4$ , $4$ , $4$ , $6$ , $68$
2328	Find the Mode	2 , 6 , 7 , 8 , 8 , 8 , 9 , 9 , 10 , 11 , 12 , 13	$2$ , $6$ , $7$ , $8$ , $8$ , $8$ , $9$ , $9$ , $10$ , $11$ , $12$ , $13$
2329	Find the Mode	22 , 13 , 15 , 22 , 17 , 19	$22$ , $13$ , $15$ , $22$ , $17$ , $19$
2330	Find the Mode	23 , 20 , 19 , 13 , 12 , 9 , 9 , 8 , 5 , 5 , 4 , 4 , 2	$23$ , $20$ , $19$ , $13$ , $12$ , $9$ , $9$ , $8$ , $5$ , $5$ , $4$ , $4$ , $2$
2331	Find the Mode	28800 , 19600 , 15300 , 12000	$28800$ , $19600$ , $15300$ , $12000$
2332	Find the Mode	3 , 4 , 14 , 7 , 10 , 4	$3$ , $4$ , $14$ , $7$ , $10$ , $4$
2333	Find the Mode	3 , 0 , 4 , 0 , 4 , 1 , 0 , 1 , 4	$3$ , $0$ , $4$ , $0$ , $4$ , $1$ , $0$ , $1$ , $4$
2334	Find the Mode	3 , 5 , 9 , 15 , 23 , 33	$3$ , $5$ , $9$ , $15$ , $23$ , $33$
2335	Find the Mode	3 , 7 , 4 , 12 , 15 , 18 , 19 , 27 , 24 , 11	$3$ , $7$ , $4$ , $12$ , $15$ , $18$ , $19$ , $27$ , $24$ , $11$
2336	Find the Mode	301 , 312 , 308 , 320 , 318 , 315 , 325 , 336	$301$ , $312$ , $308$ , $320$ , $318$ , $315$ , $325$ , $336$
2337	Find the Mode	32.9 , 44.5 , 35.5 , 26.2 , 25 , 20 , 41.6 , 31.1	$32.9$ , $44.5$ , $35.5$ , $26.2$ , $25$ , $20$ , $41.6$ , $31.1$
2338	Find the Mode	5 , 7 , 9 , 11 , 13 , 15 , 17 , 19	$5$ , $7$ , $9$ , $11$ , $13$ , $15$ , $17$ , $19$
2339	Find the Mode	5 , 9 , 45 , 3 , 2 , 8 , 38 , 1 , 4 , 16	$5$ , $9$ , $45$ , $3$ , $2$ , $8$ , $38$ , $1$ , $4$ , $16$
2340	Find the Mode	57 , 50 , 37 , 48 , 58 , 45 , 61	$57$ , $50$ , $37$ , $48$ , $58$ , $45$ , $61$
2341	Find the Mode	6.4 , 9.8 , 18.3 , 32.4 , 12.2 , 8.7 , 9.8 , 16.5	$6.4$ , $9.8$ , $18.3$ , $32.4$ , $12.2$ , $8.7$ , $9.8$ , $16.5$
2342	Find the Mode	65 , 60 , 51 , 75 , 51 , 62 , 84	$65$ , $60$ , $51$ , $75$ , $51$ , $62$ , $84$
2343	Find the Mode	68 , 72 , 68 , 50 , 68 , 63 , 50 , 41 , 50	$68$ , $72$ , $68$ , $50$ , $68$ , $63$ , $50$ , $41$ , $50$
2344	Find the Mode	7.3 , 10.4 , 19.2 , 31.5 , 12.8 , 8.2 , 10.4 , 15.1	$7.3$ , $10.4$ , $19.2$ , $31.5$ , $12.8$ , $8.2$ , $10.4$ , $15.1$
2345	Find the Mode	70 , 27 , 10 , 60 , 20 , 45 , 20	$70$ , $27$ , $10$ , $60$ , $20$ , $45$ , $20$
2346	Find the Mode	70 , 72 , 70 , 78 , 72 , 67 , 74	$70$ , $72$ , $70$ , $78$ , $72$ , $67$ , $74$
2347	Find the Mode	8 , -16 , 32 , -64 , 128	$8$ , $- 16$ , $32$ , $- 64$ , $128$
2348	Find the Mode	8 , 4 , 25 , 15 , 28 , 43 , 39 , 31	$8$ , $4$ , $25$ , $15$ , $28$ , $43$ , $39$ , $31$
2349	Find the Mode	84.19 , 84.57 , 85.87 , 85.98 , 84.74 , 85.01 , 84.46 , 85.75 , 84.25	$84.19$ , $84.57$ , $85.87$ , $85.98$ , $84.74$ , $85.01$ , $84.46$ , $85.75$ , $84.25$
2350	Find the Mode	9 , 11 , 13 , 15 , 17 , 19 , 21 , 23	$9$ , $11$ , $13$ , $15$ , $17$ , $19$ , $21$ , $23$
2351	Find the Mode	97 , 97 , 94 , 44 , 74 , 97	$97$ , $97$ , $94$ , $44$ , $74$ , $97$
2352	Simplify	7x^2-4x+x^2-3	$7 x^{2} - 4 x + x^{2} - 3$
2353	Simplify	225+5y^2+y^4	$225 + 5 y^{2} + y^{4}$
2354	Evaluate	(6!)/(3!(6-3)!)	$\frac{6!}{3! (6 - 3)!}$
2355	Find the Sample Standard Deviation	1 , 10 , 5 , 3 , 13	$1$ , $10$ , $5$ , $3$ , $13$
2356	Find the Sample Standard Deviation	1/2 , 3/4 , -1 , 0 , 7	$\frac{1}{2}$ , $\frac{3}{4}$ , $- 1$ , $0$ , $7$
2357	Find the Sample Standard Deviation	1201 , 326	$1201$ , $326$
2358	Find the Sample Standard Deviation	32 , 52.2	$32$ , $52.2$
2359	Find the Sample Standard Deviation	10 , 6 , 7 , 17	$10$ , $6$ , $7$ , $17$
2360	Find the Sample Standard Deviation	1 , 11 , 21 , 1211 , 111221	$1$ , $11$ , $21$ , $1211$ , $111221$
2361	Find the Sample Standard Deviation	10 , 4 , 3 , 5 , 23	$10$ , $4$ , $3$ , $5$ , $23$
2362	Find the Sample Standard Deviation	1000 , 1080 , 1160 , 1240 , 1320 , 1400 , 1480 , 1560 , 1640 , 1720 , 1800	$1000$ , $1080$ , $1160$ , $1240$ , $1320$ , $1400$ , $1480$ , $1560$ , $1640$ , $1720$ , $1800$
2363	Find the Sample Standard Deviation	11 , 12 , 10 , 15 , 14	$11$ , $12$ , $10$ , $15$ , $14$
2364	Find the Sample Standard Deviation	16 , 8 , 10 , 15 , 13 , 4	$16$ , $8$ , $10$ , $15$ , $13$ , $4$
2365	Find the Sample Standard Deviation	2 , 6 , 7 , 8 , 11 , 11 , 11 , 12 , 12 , 13 , 13 , 14	$2$ , $6$ , $7$ , $8$ , $11$ , $11$ , $11$ , $12$ , $12$ , $13$ , $13$ , $14$
2366	Find the Sample Standard Deviation	32 , 40 , 38 , 34 , 36	$32$ , $40$ , $38$ , $34$ , $36$
2367	Find the Sample Standard Deviation	3-6 , 12 , -24	$3 - 6$ , $12$ , $- 24$
2368	Find the Sample Standard Deviation	45 , 67 , 83 , 76 , 45 , 52 , 66	$45$ , $67$ , $83$ , $76$ , $45$ , $52$ , $66$
2369	Find the Sample Standard Deviation	55 , 86 , 77 , 85 , 54 , 91 , 59 , 73	$55$ , $86$ , $77$ , $85$ , $54$ , $91$ , $59$ , $73$
2370	Find the Sample Standard Deviation	6 , -5 , 2	$6$ , $- 5$ , $2$
2371	Find the Sample Standard Deviation	600 , 470 , 170 , 430 , 300	$600$ , $470$ , $170$ , $430$ , $300$
2372	Find the Sample Standard Deviation	774 , 649 , 1210 , 546 , 431 , 612	$774$ , $649$ , $1210$ , $546$ , $431$ , $612$
2373	Find the Sample Standard Deviation	92 , 89 , 84 , 72 , 59	$92$ , $89$ , $84$ , $72$ , $59$
2374	Find the Sample Standard Deviation	125 , 879 , 369 , 478 , 5123	$125$ , $879$ , $369$ , $478$ , $5123$
2375	Find the Maximum/Minimum Value	2x^2-6x	$2 x^{2} - 6 x$
2376	Solve Using a Matrix by Elimination	3x+8y=-3 , x+5y=6	$3 x + 8 y = - 3$ , $x + 5 y = 6$
2377	Find the Number of Possibilities	1 permute 3	${}_{1}P_{3}$
2378	Find the Number of Possibilities	1 permute 5	${}_{1}P_{5}$
2379	Arrange in Order	square root of 12 , square root of 28	$\sqrt{12}$ , $\sqrt{28}$
2380	Arrange in Order	1 , 4 , 7 , 10	$1$ , $4$ , $7$ , $10$
2381	Arrange in Order	1.6 , 1 , -4 , 0	$1.6$ , $1$ , $- 4$ , $0$
2382	Arrange in Order	-100 , -99 , -98 , -1 , 0 , 1 , 98 , 99 , 100	$- 100$ , $- 99$ , $- 98$ , $- 1$ , $0$ , $1$ , $98$ , $99$ , $100$
2383	Arrange in Order	20 , 30 , 45 , 50 , 55 , 55 , 55 , 60 , 80	$20$ , $30$ , $45$ , $50$ , $55$ , $55$ , $55$ , $60$ , $80$
2384	Arrange in Order	29 , 25 , 31 , 23 , 27	$29$ , $25$ , $31$ , $23$ , $27$
2385	Arrange in Order	3 , 4 , 0 , 2 , 5 , 1 , 3 , 3 , 4	$3$ , $4$ , $0$ , $2$ , $5$ , $1$ , $3$ , $3$ , $4$
2386	Arrange in Order	3.6 , -1.5 , -0.32 , -2.8	$3.6$ , $- 1.5$ , $- 0.32$ , $- 2.8$
2387	Arrange in Order	62 , 82 , 79 , 76 , 73 , 70 , 67 , 64 , 61 , 69 , 69 , 66 , 66 , 63 , 63 , 60 , 60	$62$ , $82$ , $79$ , $76$ , $73$ , $70$ , $67$ , $64$ , $61$ , $69$ , $69$ , $66$ , $66$ , $63$ , $63$ , $60$ , $60$
2388	Arrange in Order	66 , 56 , 41 , 67 , 65 , 48 , 67 , 66 , 69 , 59 , 59 , 68 , 57 , 44 , 68	$66$ , $56$ , $41$ , $67$ , $65$ , $48$ , $67$ , $66$ , $69$ , $59$ , $59$ , $68$ , $57$ , $44$ , $68$
2389	Arrange in Order	7.3 , 6.5 , 2 , 7 , 1.5 , 4.2 , 7.5 , 4.9	$7.3$ , $6.5$ , $2$ , $7$ , $1.5$ , $4.2$ , $7.5$ , $4.9$
2390	Arrange in Order	9 , 11 , 9 , 11 , 11 , 12 , 14	$9$ , $11$ , $9$ , $11$ , $11$ , $12$ , $14$
2391	Find the Number of Possibilities	26 permute 2	${}_{26}P_{2}$
2392	Find the Geometric Mean	1 , 2 , 3 , 3 , 3 , 4 , 4 , 4 , 5 , 5	$1$ , $2$ , $3$ , $3$ , $3$ , $4$ , $4$ , $4$ , $5$ , $5$
2393	Find the Geometric Mean	1 , 3 , 5 , 4 , 3	$1$ , $3$ , $5$ , $4$ , $3$
2394	Find the Geometric Mean	14 , 16 , 27 , 12 , 27 , 17 , 13	$14$ , $16$ , $27$ , $12$ , $27$ , $17$ , $13$
2395	Find the Geometric Mean	166 , 182 , 177 , 94 , 120 , 200 , 175	$166$ , $182$ , $177$ , $94$ , $120$ , $200$ , $175$
2396	Find the Geometric Mean	17 , 20 , 20 , 32 , 47 , 60 , 70	$17$ , $20$ , $20$ , $32$ , $47$ , $60$ , $70$
2397	Find the Geometric Mean	2 , 12 , 12 , 17 , 17 , 18 , 18 , 21 , 27 , 29	$2$ , $12$ , $12$ , $17$ , $17$ , $18$ , $18$ , $21$ , $27$ , $29$
2398	Find the Geometric Mean	2 , 12 , 72 , 432	$2$ , $12$ , $72$ , $432$
2399	Find the Geometric Mean	-2 , 2	$- 2$ , $2$
2400	Find the Geometric Mean	-2 , -6 , -18 , -54	$- 2$ , $- 6$ , $- 18$ , $- 54$