Consider the following statements in respect of four spheres A, B, C and D having respective radii 6, 8, 10 and 12 cm:
1.The surface area of sphere C is equal to the sum of surface areas of spheres A and B. 2.The volume of sphere D is equal to the sum of volumes of spheres A, B and C. Which of the above statements is/are correct?1 only
2 only
Both 1 and 2
Neither 1 nor 2
For election to the Lok Sabha, a nomination paper can be filed by
Miscellaneous · Easy
In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
Miscellaneous · Easy
Which among the following events happened earliest ?
Miscellaneous · Easy
An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
Miscellaneous · Easy