Quantitative Aptitude - Arithmetic Ability Questions

The lengths of diagonals of a rhombus are 24cm and 10cm the perimeter of the rhombus (in cm ) is :

In which of the following quadrilaterals opposite angles are supplementary?

How many natural numbers between 15 and 85 are divisible by 7?

A number was divided in the ratio 3:2. When 8 was was added to each of the numbers the ratio changed to 7:5. The greater of the two numbers was

Find out the odd word/letters/number/number pair from the given alternatives.

ΔABC is right angled at B. BD is an altitude. DC = 9 cm and AC = 25 cm. What is the value of BC (in cm)?

15 small rods, each of length 23 2/7 m are joined to make a big rod. What then is the length of the big rod?

An aeroplane flying horizontally at a height of 3 Km. above the ground is observed at a certain point on earth to subtend an angle of 60°. After 15 sec flight, its angle of elevation is changed to 30°. The speed of the aeroplane (taking √3 = 1.732) is