A 460, R 320 C, 40, 520 B, 540, 420 D 650, 310

253, 136, 352, 460, 324, 631, 244 (a) 136 (b) 324 (c) 352 (d) 631

Anu is a working partner and I3imla is a sleeping partner in a business. Anu puts in Rs. 5000 and Bimla puts in Rs. 6000. Anu receives 12.5% of the profit for managing the business and the rest is divided in proportion to their capitals. What does of a profit of Rs. 880? R s .400 , R s .480 b. R s .450 , R s .430 c. R s .460 , R s .420 d. R s .470 , R s .410

(256×256−144×144)/112 is equal to (a) 420 (b) 400 (c) 360 (d) 320

In the expansion of (1+x+x^3+x^4)^10, the coefficient of x^4 is ^40 C_4 b. ^10 C_4 c. 210 d. 310

In the expansion of (1+x+x^3+x^4)^10, the coefficient of x^4 is ^40 C_4 b. ^10 C_4 c. 210 d. 310

A, B and C entered into a partnership. A invested Rs. 2560 and B invested Rs.2000. At the end of the year, they gained Rs. 1105, out of which A got Rs. 320. C's capital was R s .2840 b. \ R s .4028 c. R s .4280 d. R s .4820

Find the LCM of 25/7, 15/28, 20/21. (A) 300/7 (B) 300 (C) 320/23 (D) 320

If .^(n+1)C_(r+1) :^n C_r :^(n-1)C_(r-1)=11 :6:3, then n r=? a. 20 b. 30 c. 40 d. 50

In the expansion of (1+x+x^3+x^4)^10, the coefficient of x^4 is ^40C_4 b. ^10 C_4 c. 210 d. 310

In the expansion of (1+x+x^3+x^4)^10, the coefficient of x^4 is a. .^40C_4 b. .^10 C_4 c. 210 d. 310