10th Class Maths MCQ with Answers
If2a+1:21::4:7, then
a=10
a=13/2
1=9/2
a=11/2
If a/b = c/d, then componendo property is .
ad/bc
a/a+b =c/C+d
a/a-b =c/c-d
a-b/b = c-d/d
If a : b = x2 : y , then alternando property is…………………
a+b/b =x+y/y
a-b/x =x-y/y
a/b x/y
a/x = b/y
If2a+1:21::4:7, then
a=11/2
1=9/2
a=10
a=13/2
In continued proportion a:b = b:c. ac = b2 , b is said to be _______ proportional.
third
Fourth
Means
None of these
There are ___________ types of variations.
Four
Two
Three
One
If v varies directly as u3, then u3 = …………………….
vk
v/k
vk2
k/v
If 9pq/2lm = 18p/5m, then 5 q = ………………………..
4p
4l
4m
4q
If u ? v2 then
u =v2
u =kv2
v2 = k
uv2 =1
A statement which is expressed as an equivalence of two ratio is called:
ratio
variation
equal terms
proportion
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