If 3, 8,x and 16 are in proportion the value of x is
12
4
8
6
Radha goes to market with a sum of 120 and spends there 45. Now the ratio of money with her and spent by her is
3:5
6:3
8:3
4:6
Express 8 a2b2:10 a2b in simplest form
4 a2b2:5 b
4 b:5
4 b2:5 a
None of these
28% of a number is 168. Then 82% of it is
438
492
600
392
A man purchased an article for 80 and sells it for 100. Find his gain percent.
10%
25%
30%
50%
A car takes 3 1/2 hours to cover a distance of 227.5km ,then how much time does it take to cover 487.5km?
5 1/2 hrs
6 1/2 hrs
7 1/2 hrs
8 1/2 hrs
A sum is divided into two parts in the ratio 11:4. If the smaller part is 840 then the bigger part is
2310
3150
2450
5280
40 benches are required to seat 160 students. How many benches will be required to seat 240 students at the same rate?
60
70
85
90
The profit on an article sold at 85 which is purchased at 73 is
27
15
10
In a class of 65 students, the ratio of girls and boys is 3:2; then the number of girls are
26
39
21
44
