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Start learning 50% faster. Sign in nowTotal age of 18 girls = 18 × 36 = 648 years If the age of two more girls is added the average decreases by half a year, ∴ Total age of 20 girls = 35.5 × 20 = 710 Now, sum of the age of new girls = 710 – 648 = 62 years
Amit and Bheem can individually finish a task in 10 days and 15 days, respectively. If they work together to complete the task an...
116.90 ÷ (77.81 ÷ 6.06) + 6.32 = (15.12% of ?) ÷ 4.652
14.12 × 21.98 + 25.22% of 195.99 = ? × 50.9
45.22% of (71.9 x 5.01) + 69.97 =?
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.)...
Find the value of ‘x’ in the given expression:[144 + {2 × (13 ÷ 0.5 × 6 – 3) ÷ 4} – 6.5] = x
1587.9 + 9650.98 + 10612.8 =?3 - 2536.67
65.22 of 359.98% + 459.99 ÷ 23.18 = ?
(1560.23 ÷ 25.98) + (768.32 ÷ 23.9) + 1814.11 = ?