For the following questions answer them individually
One-fourth of an amount was loaned at simple interest with 2% rate of interest and the remaining part was lent on simple interest at 3% rate of interest What is the average rate of interest for the whole amount ?
What is the HCF of 16, 72 and 28 ?
Which of the following numbers will have an even number of factors?
A alone can complete a task in 3 days. B alone can complete the same task in 7 days. If A and B work together for 2 days, what fraction of the task will be left?
Pick the figure that will complete the given series.