The total surface area of a hemisphere is 41.58 sq cm, find its radius.
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What is the curved surface area (in cm²) of a hemisphere of diameter 42 cm?
A natural number, when divided by 4, 5, 6 or 7, leaves a remainder of 3 in each case. What is the smallest of all such numbers?
'Alone' is related to 'Unaccompanied' in the same way as 'Amount' is related to ___.
If for the year a country's GDP was $ 1315 million, consumer spending was $900 million, investment by businesses was $180 million, exports were $85 million and imports were $100 million, calculate government spending?
Select the odd word/letters/number/number pair from the given alternatives.
What is the Greenhouse Effect?
From the given four figures choose the correct mirror image for the problem figure when the mirror is on AB line.