Question
A group of people consists of men, women, and children. 20% of them are men, 40% are women and rest are children, and their average weights are 50 kg, 40 kg and 50 kg, respectively. The average weight of the group ( in kg) is:
More Previous year papers Questions
- Both A and B sells their watch at the rate of Rs. 5000 per watch. A earned a profit of 25 percent while B incurred a loss of 10 percent. What is the ratio ...
- If cos A = 15/17, ≤ A ≤ 90°, then the value of cot(90° – A) is:
- When an article is sold for ₹388, there is a loss of 3%. What is the selling price (in ₹) of the article, if it is sold at a gain of 18%?
- Two trains of length 600 m each are moving in the same direction on parallel tracks. Initially train A is ahead of train B and both the trains are moving w...
- P and Q start from point A to point B, at the same time at speeds of 32 km/h and 40 km/h, respectively. If in covering the journey P takes 15 minutes longe...
- In a circle of radius 42 cm, an arc subtends an angle of 60° at the centre. Find the length of the arc. (Take π = 22/7)
- Three cards are drawn one after another with replacement from a pack of cards. What is the probability of getting first card a Jack, second card a black ca...
- On selling 38 balls at 2,240, there is a loss equal to the cost price of 6 balls. The cost price of a ball is equal to:
- If X : Y = 2 : 3 and Y = 6 : 7, then what is the value of (X + Z) : Y?
- A train running at 90 km/h crosses an electric pole in 18 seconds and a platform in 65 seconds. What is the length of the platform?
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
