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 20 miles to 25 km is.
6:5
4:5
32:25
33:50
In a proportion, the first, second and fourth terms are 72, 36, 18. Find the third term.
9
36
25
47
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
Rs. 5,600
Rs, 3,200
Rs. 9,600
None of these
In a proportion:
Product of extremes = ___________ of means.
Difference
Product
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 equality of two ratios is called
Proportion
Antecedent
Consequent
The ratio of Rs. 5 and Rs. 750 in simplest form is
3/2
2/3
1/2
5/2
Express 126:189 in simplest form.
2:4
2:3
2:5
2:7