Question
Find the average of prime numbers between 30 and 50
.Solution
Prime numbers between 30 and 50 = 31, 37, 41, 43, 47 Required sum = 31 + 37 + 41 + 43 + 47 = 199 Number of prime numbers = 5 Required average = (199 ÷ 5) = 39.8 ≈ 40 Hence, option b.
 5983.987 + 59832.999 – 598.873 = ?
(1.01) 0 + (2.02) 1 + (2.93) 2 + (4.04) 3 + (5.05) 4 = ?
What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)...
- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)
99% of 4444 + 101% of 6666 =
- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)
- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exactvalue.)
`root(3)(725.87)` `-:` `sqrt(81.033)` Â + 49.88% of 809.77 = ? - (14.78Â `xx` Â 52.2)