The upper limit of the class-intervals are required when we consider the formation of

The pie-chart shows the amount spent as expenditure on various items. Study the pie-chart and answer for the given question. Which item of expenditure is 20% of the total expenditure

Find the wrong entry

If a man runs at 3.7 metres per second. how many kilometres, does he run in 1 hour 30 minutes

Christian workers in A are how many per cent of Christian workers in B

The sum of the ages of a father and a son is 50 years, Six years ago, the product of their ages was twice the father's age at that time. The present age of father and son respectively are