The sides of a triangle are in the ratio 3 : 4 : 5. If the perimeter is 24 cm. What is the length of largest side?
24 cm
10 cm
4 cm
5 cm
If x : y = a : b then
bx = ay
ab = xy
xa = by
xy = 1
If 3, 4, x, 9 are in inverse proportion then x is
16
20
12
9
If A : B = 3 : 2, B : C = 4 : 3 then A : B : C = ?
6 : 4 : 3
3 : 2 : 3
3 : 4 : 3
3 : 2 : 1
If a : b = 4 : 5 & b : c = 15 : 6 then the ratio a : b : c is
12 : 15 : 6
2 : 5 : 6
4 : 5 : 15
4 : 5 : 6
10 workers complete a job in 8 days. In how many days can 16 workers complete it ?
80
5
10
If 3, 5, x, 20 are in proportion then value of x is
15
The sides of a triangle are in the ratio 2 : 3 : 4. If the perimeter is 27 cm, what is the length of the smallest side?
12 cm
13 cm
27 cm
6 cm
If a, b, c, d are in proportion then
a/c = d/b
ab = cd
a/b = c/d
a/b = d/c
