A ratio x:y is said to be in simplest form, if HCF of x and y is
0
-1
2
1
In a proportion, the first, second and fourth terms are 72, 36, 18. Find the third term.
9
36
25
47
The ratio of 20 miles to 25 km is.
6:5
4:5
32:25
33:50
The first term of a ratio is called
Antecedent
Consequent
Proportion
Extreme
Unit of ratio is
cm
kg
L
None of these
Express 126:189 in simplest form.
2:4
2:3
2:5
2:7
The mean proportional of 0.32 and 0.02 is.
0.34
0.30
0.16
0.08
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 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
In a ratio which is equal to 7:8, if the antecedent is 35, what is the consequent?
30
32
56
40
