Question
Bholu and Golu have teamed up to finish a task. On his
own, Bholu can complete 5 units of work each day. Golu, when working solo, can finish the entire task in 20 days. The task consists of 80 units in total. How long will it take for both Bholu and Golu to complete the work if they work together?Solution
Let, the time taken by Bholu and Golu to do the work be ‘x’ days. Units of work done by Golu in a day = 80/20 = 4 units So, 80/x = 9 80 = 9x x = 80/9 Hence, option c.
Sundar bought 400 books for a total cost of Rs. 40,000. If 10% of the books are damaged due to rain, and 33â…“% of the remaining books are sold at the m...
A, B, and C started a business with a total investment of Rs. 8000, distributed in the ratio 1:4:3. After five months, A added Rs. n to his initial inve...
What was the cost price of an item that a shopkeeper sold at a 20% discount after initially marking it up by 60%, resulting in a profit of Rs. 126?
A shopkeeper marked an article P% above its cost price and sold it for Rs. 576 after giving a discount of 20%. If the ratio of cost price and selling pr...
A merchant employs an inaccurate weight of 800 grams instead of 1 kg when selling sugar. If he labels the sugar's price as 20% higher than its cost pric...
An automobile agency launched a scheme that if a customer purchased two Jabas Discover bikes, one extra Jabas Discover will be free and if he purchases ...
A shopkeeper sells a badminton shuttle whose marked price is Rs 15, at a discount of 20% and gives a lollipop costing Rs 2.50 free with each shuttle. Ev...
A fruit seller sells mangoes at a profit of 20%. If he had bought them at 10% less and sold them for ₹3 less per mango, he would have gained 25%. Find...
A digital wall clock is labeled with a price that is 75% higher than its cost price, resulting in the marked price being Rs. 1,800 more than the cost pr...
On a certain item profit is 150%. If the cost price increases by 25% what will be the new profit margin (in %)?
Relevant for Exams:
