Quantitative Aptitude - Arithmetic Ability Questions

(45.004% of 1439.97 –15.99% of 2249.97) ÷ 35.98 = ?

The average marks obtained by a class of 60 students is 65. The average marks of half of the students is found to be 85. The average marks of the remaining students is

The cube of 997 is

Two trains are moving in the opposite directions at speed of 43 km/h and 51 km/h respectively. The time taken by the slower train to cross a man sitting in the faster train is 9 seconds. What is the length (in metres) of the slower train?

Ram travels 4/9th of the total journey by bus, 5/18th by rail and the remaining 10 km on foot. Find the distance of total journey.

On a television of brand A the discount is 25% and on television of brand B the discount is 40%. The price of B after discount Rs 2,250 greater than the price of A after discount. What is the marked price of A (in Rs) if marked price of B is Rs 35,000?

If 170% of a number added to 66, then the result becomes equal to twice of the number. What is the number?

If (x+a) is the H.C.F of 2x2+5x-12 and x2+x-12 then find the value of a.