Question
What is the average of the first 20 multiples of
12?Solution
ATQ, Multiples of 12 = 12, 24, 36, 48, ... Sum of the first 20 multiples of 12: 12+24+36+…=12×(1+2+3+…+20) Using the formula for the sum of the first 20 natural numbers: 
Thus, the average is 126 .
`sqrt(5476)` + 40% of 1640 = ? `xx` 4 - 2020
Simplify the following expression:-
162 ÷ [51 – {29 – (9 – 6̅ ̅+̅ ̅7̅ )}]=?
What will come in the place of question mark (?) in the given expression?
(72 × 6 ÷ 12) × 6 = ?
Simplify the following expression.
(3-3 × 3 + 3 ÷ 3 + 3 × 5) × 2 of 5 + (2 + 2 ÷ 2 + 2 × 2 - 2)
- Find the simplified value of the given expression:
9 of 6 ÷ 3 × 6² + √64 – 15 What value should come in the place of (?) in the following questions?
(3√1728 * 25) ÷ 3 * ? = 250 + 50* 3
In the question, two Quantities I and II are given. You have to solve both the Quantity to establish the correct relation between Quantity-I and Quantit...
√9604 + ∛205379 + 58% of 1500 = 520 + ?
20% of 1500 – 75% of 200 = 125% of ?Â
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