Quantitative Aptitude - Arithmetic Ability Questions

The average revenues of 7 consecutive years of a company is Rs 71 lakhs. If the average of first 4 years is Rs 66 lakhs and that of last 4 years is Rs 78 lakhs. What is the revenue for the fourth year.

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

Out of two numbers, 65% of the smaller number is equal to 45% of the larger number. If the sum of the numbers is 2574, then what is the value of larger number?.

Three balls ring at intervals of 15, 30 and 45minutes respectively. At what time will they ring together again, if they rang simultaneously at 8.00 AM?

Select the odd letters from the given alternatives.

Anuj runs 1 2/3 laps of 7 laps race, find the remaining laps to be run.

What is the value of ( 1/2 - cot45) ?

The average revenues of 7 consecutive years of a company is Rs 79 lakhs. If the average of first 4 years is Rs 74 lakhs and that of last 4 years is Rs 86 lakhs, what is the revenue for the 4th year?