Start learning 50% faster. Sign in now
In solution 1 acid percent=10 In solution 2 acid percent=30 In the resulting mixture acid percent=25% By applying the principle of allegations we have =(30-25)/(25-10) =5/15 =1:3
Let x = (726)245 – (437)458 + (333)335. What is the unit digit of x?
How many prime numbers are there between 40 to 50?
A = (5/2) × B and C = (1/10) × A. If (A + B + C) = 255, then determine the value of (7C – B).
If p and q are real numbers such that p2 + (p - 2q - 1)2 = - 4q(p + q), then the value p - 2q is
'x' varies directly as per 'y' and 'z'. When 'y' = 6 and 'z' = 8, then x = 16. Find the value of 'z', when 'y' = 8 and x = 24.
Find the third proportion of 32 and 16.
What should come in place of the question mark (?) in the following question?
(19)¹² × (19)⁴ = (19)ˀ
Which of the following numbers is divisible by 11?
325 mangoes are distributed among some boys and girls who are 60 in numbers. Each boys gets five mangoes and each girls gets six. The number of boys is :