5     (a) 2.80   (b) 12.80   (c) 20.08 (approx.)   (d) 21.80 (approx.)

5quad (a)2.80 (b) 12.80 (c) 20.08(approx.) (d) 21.80 (approx.)

2.5(a) 8.10 (b) 8.51 (approx.) (c) 18.05 (d) 80.50 (approx.)

Life time of cockroach generally is : (a) Approximately 1 year (b) 3 to 3.5 years approx (c) 5 to 7.5 years approx (d) 10 years approx

a) 24 b) 80 c) 38 d) 32

The arithmetic mean of the scores of a group of students in a test was 52. The brightest 20% of them secured a mean score of 80 and the dullest 25% a mean score of 31. The mean score of remaining 55% is (a) 4550quad (c) 51.4 approx.(d)54.6 approx.

The successor of -79 is (a) -80 (b) -78 (c) 80 (d) 78

What would be the simple interest obtained on an amount of Rs5760 at the rate of 6p.c.p.a. after 3 years? (a) Rs 1036.80 (b) 1063.80 (c) 1336.80 (d) 1666.80

(20.25xx 2.80)/(28.35)

If 2/5 of 50% of x is 10, then x= (a) 100 (b) 50 (c) 25 (d) 80

(7.5xx7.5+37.5+2.5xx2.5) is equal to (a) 30 (b) 60 (c) 80 (d) 100