Question
A man sells a watch at 10% loss. Had he sold it for
₹60 more, he’d have gained 5%. Find the cost price.Solution
ATQ,
Let CP = x. SP₁ = 0.9x; SP₂ = 1.05x → 1.05x − 0.9x = 60 → 0.15x = 60 → x = 400.
12 children and 18 men complete an artwork in 9 days. Each child takes twice as long as a man to finish the artwork. How many days will it take for 18 m...
'C' can complete a work in 18 days whereas 'D' can do the same work in 30 days.They started working together but 'C' worked with 60% of his efficiency w...
A can complete a task 40% more efficiently in 25 days, whereas B, with a 25% efficiency boost, can finish the same task in 21 days. They collaborated at...
- If a group of 15 boys and 10 girls can finish a task in 36 days, and a team of 5 girls alone can complete the same task in 72 days, how long will it take f...
‘A’ is 40% more efficient than ‘B’. ‘A’ and ‘B’ work together for 8 days after which ‘A’ is replaced by ‘C’. ‘B’ and ‘C�...
Alice can build one section of a wooden fence with a base length of 18 meter and a height of 25 meter in 18 days. Bob can construct 80% of one side of a...
'Preeti' can complete a piece of work in 70 days, while 'Bhanumati' can complete it in 90 days. They both started the work together, but 'Preeti' left a...
A can complete a piece of work in 10 days , and B can complete the same work in 15 days . They start working together, and after some days A leaves....
Pooja can complete a task in 45 days and Kavita in 30 days. A third person, Mehul, is 20% more efficient than both of them combined. How many days will ...
P can do a piece of work in 15 days, Q can complete double the work in 30 days and R can do the work in 25 days. If all of them together earn Rs. 2600, ...
