Question
A is twice as good a workman as B and together they
finish a piece of work in 14 days. The number of days taken by A alone to finish the work isÂSolution
Let daily work done of A =2units & Daily work done of B =1units So (A+B)’s 1 day work = 2+1 = 3units;                     Total work done by A & B in 14 days = 14×3 =42 units    So A alone can complete job in = 42/2 = 21 days
What will come in the place of question mark (?) in the given expression?
?% of 2480 + 15 × 34 = 1440
(82 + 62 ) × 1.25 + 20% of 145 = ? – 40% of 65Â
Evaluate: (768÷16)×(125÷25)−(81÷9)×12
What will come in place of (?) in the given expression.
40% of (120 + 80) + 25% of 160 = ?What value should come in the place of (?) in the following questions?
(3√1728 * 25) ÷ 3 * ? = 250 + 50* 3
What will come in the place of question mark (?) in the given expression?
65% of 900 - 45% of 600 = ? X 3Â
- What will come in the place of question mark (?) in the given expression?
?² = 28% of 35% of 4500 Simplify the expression:
(9x² - 25) / (3x + 5)
[{(3 × 54 × 21)/63} + 6] / 6 = √?Â
3.2% of 500 × 2.4% of ? = 288
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