Question
How many solid spherical balls of radius 2 cm can be made by melting a solid hemisphere of radius 4 cm?
More Previous year papers Questions
- Two trains are running in opposite direction with the same speed. If the length of each train is 320 metres and they cross each other in 18 seconds, then w...
- A retailer bought 250 kg of a cereal and sold it at a profit to the extent of what he paid for 160 kg. What is his profit percentage?
- A Certain sum is lent at 5% p.a. for 2 years. 9% p.a. for the next 3 years and 13% p.a. after 5 years. If the simple interest on the sum for a period of 10...
- Find the value of k in the 6-digit number 1k3k49 such that the number is divisible by 33.
- Which of the following is not a quadratic equation?
- PQ is a tangent to the circle at T. If TR = TS where R and S are points on the circle and ∠ RST = 65°, the ∠ PTS = ?
- ABC is an equilateral triangle with side 12 cm and AD is the median. Find the length of GD if G is the centroid of D ABC.
- The ratio of the side of a square room to the breadth of a rectangular wall is 4:5. The length of the rectangular wall exceeds its breadth by 29 meters, an...
- A student multiplied a number by 2/7 instead of 5/7. What is the percentage of error?
- The concentrations of three acids, A, B, and C, are specified as 20%, 30%, and 40%, respectively. They are blended in a ratio of 3 : 5 : a, yielding a solu...
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
