In a ratio which is equal to 7:8, if the antecedent is 35, what is the consequent?
30
32
56
40
The mean proportional of 0.32 and 0.02 is.
0.34
0.30
0.16
0.08
The boys and girls in a school are in the ratio 9:5. If the number of girls are 225 then the no.of boys are.
415
400
405
425
In a proportion:
Product of extremes = ___________ of means.
Difference
Product
None of these
The ratio between two numbers is 3:4. If their L.C.M is 180, the numbers are:
13
14
15
16
The cost of 0.5 of a number equals 0.07 of another. Then the ratio of the two numbers is:
7:50
7:25
7:5
1:4
The ratio of Rs. 5 and Rs. 750 in simplest form is
3/2
2/3
1/2
5/2
The cost of 8 copies of a book is Rs. 488. Then the cost of 15 copies of the same book at the same rate is
Rs. 800
Rs. 850
Rs. 900
Rs. 915
The ratio between two numbers is 2:3. If each number is increased by 4 the ratio between them becomes 5:7 what are the numbers?
12, 13
15, 22
16, 24
17, 24
The ratio of 20 miles to 25 km is.
6:5
4:5
32:25
33:50
