Question
Komal and Seema individually can complete a task in
‘3a’ hours and ‘5a’ hours respectively. If they together can complete (4/5)th of the work in 3 hours, then find the value of ‘a’.Solution
According to the question, => 3 x [(1/3a) + (1/5a)] = 4/5 => 3 x (8/15a) = 4/5 => a = 2
More Time and work Questions
What will come in the place of question mark (?) in the given expression?
(18 × 8 ÷ 12) × 10 = ?
Solve: 3/4÷2/3
- What will come in place of the question mark (?) in the following questions?
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[540 ÷ (6 × 3) + 7.5 × 4] ÷ 3 = ?
Simplify the following expressions and choose the correct option.
864 ÷ 16 + 2⁵ × 3 = ?
What is the value of √75 + √108?
What should come in place of (?) question mark in the given expression.
(576 ÷ 12) + (3³ × 4) = ?
What will come in the place of question mark (?) in the given expression?
(1040 ÷ 12) ÷ 19 × 1824 = ?
675 ÷ 15 + 225 – 18 × 6 = ?
