Start learning 50% faster. Sign in now
Surface area of the cylinder = 5544 m². ⇒ 2 πr ( r + h ) = 5544 m² ⇒ 2 × 22/7 × r × 42 = 5544 m² ⇒ r = (5544 × 7 )/(2 × 22 × 42) = 21 ∴ h = 42 - 21 = 21m ∴Volume of the cylinder = πr² h = 22/7 × 21 ×21 × 21 = 29106 m³
LCM and HCF of the two numbers are 225 and 15 respectively. One of the numbers is 45, then find the second number.
The sum of two numbers is 126 and their HCF is 14. Total number of such pairs of numbers is?
The smallest number which when divided by 24 and 32 leaves remainder 10 and 18 respectively is:
Two positive integers multiply to 5070, with their highest common factor being 13 and their sum amounting to 143. What is the difference between these t...
Calculate the Least Common Multiple (L.C.M) of 144 and 180.
The HCF and LCM of two numbers, A and B, are 9 and 162, respectively. The difference between these two numbers is 27. Find their sum.
If the product of two numbers is 225 and their HCF is 15, then find the LCM of the given two numbers.
Find the greatest number of 4 digits divisible by 15, 25, 40 and 75.