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Weekly Arithmetic Quiz || Law Entrance Exams || 19.09.2021
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Question 1
A rhombus is inclined at 60° with the base of a square, while their base is common. Find the ratio of area of square to that of rhombus:
Question 2
If 
, then find the value of (x2 – 4a):
, then find the value of (x2 – 4a):
Question 3
If (
– 3
) : (24
– 2
) :: 5 : 8
– 3) : (24 – 2) :: 5 : 8
The find x : y ?
Question 4
The numerator and denominator of a fraction is (a + 1) and (a + 2) respectively. If numerator is increased by 20% and denominator is decreased by 15%, then the fraction obtained is (4/3). Find the value of a.
Question 5
In an alloy Iron and Copper are in the ratio 2:3, In another alloy respective ratio of these metals is 3:4. If both alloys are mixed to form a new alloy in which respective ratio of iron and copper is 5:7 then what is respective ratio of mixing of both alloys?
Question 6
The ratio of age of 5 persons A, B, C, D and E is as follows: A: E is 1: 2, B: C is 7: 4; E: B is 2: 5. C's age is 
of D's age and the sum of C's and D's age is 80. Find the age of A
of D's age and the sum of C's and D's age is 80. Find the age of A
Question 7
Two successive price increases of 10% and 10% of an article are equivalent to a single price increase of
Question 8
A, B and C can complete a piece of work in 4, 28 and 56 days respectively. Working together, they can complete the same work in how many days?
Question 9
If x = 3 + 2√ 2and xy = 1, then the value of 
is;
is; Question 10
Rahul gave 30% of the money he had to his mother. He also gave 20% of the remaining amount to each of his three brothers. Half of the amount now left was spent on miscellaneous items and the remaining amount of Rs. 15000 was deposited in the bank. How much money did Rahul have initially?
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Sep 19CLAT UG
