Quantitative Aptitude - Arithmetic Ability Questions

Which one of the following is true for 0°<θ<90°

Product of digits of a 2-digit number is 72. If we add 9 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

Select the odd word/letters/number/number pair from the given alternatives.

Find the value of 27a3 + 1a3, if 9a2 + 1a2 = 43

A bank offers 5% compound interest per half year. A customer deposits Rs 4800 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained by way of interest?

Calculate the simple interest if Rs. 1800 is invested for 10 years at a rate of 5% per annum.

Complete the number series by choosing the missing terms from the options. 32, 64, 256, 1536, ? ,122880,1474560

In the given series, how many 8s are there that are not divisible by the number to its left but completely divisible by the number to its right.

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