Quantitative Aptitude - Arithmetic Ability Questions

A man travelled a distance of 61 km. in 9 hours , partly by walking at speed of 4 km / hr and partly on bicycle at speed of 9 km / hr. The distance covered by walking is

The largest 5 digit number exactly divisible by 89 is:

Two numbers are 10% and 20% lesser than a third number respectively. By how much percent is the second number should be enhanced to make it equal to the first number?

If the successive discounts be 20% , 10% and 5% , then the single equivalent rate of discount is

A helicopter, at an altitude of 1500 m, finds that two ships are sailing towards it, in the same direction. The angles of depression of the ships as observed from the helicopter are 60° and 30°respectively. Distance between the two ships, in metres is

Of the 5 numbers whose average is 78, the first is 2/11 times the sum of other 4. The first number is

874.96 + 94.0091 × 34.98 –1244.98 = ?

The smallest angle of a triangle is 40° less than the largest angle. If the largest angle is 80°, then find the third angle of the triangle