Quantitative Aptitude - Arithmetic Ability Questions

Four pairs of words are given. Find the odd one out.

ΔABC is similar to ΔPQR. Length of AB is 36 cm and length of the corresponding side PQ is 16 cm. If area of ΔABC is 1296 sq cm, what is the area of ΔPQR?

P and Q are at a distance of 240 km from each other at 9:00 a.m. After 1 hour, P starts moving towards Q at a speed of 25 km/hr. At 11 a.m. Q startsmoving towards P at the speed of 18 km/hr. At what time (in p.m.) will they meet?

The average weight of P, Q and R is 47 kg. If the average weight of P and Q be 32.5 kg and that of Q and R be 48.5 kg, then what is the weight of Q (in kgs)?

The sum of two fractions is 5/6. One of them is 3/4, what is the other fraction?

The perimeter and the breadth of a rectangle are 60 cm and 14 cm respectively. Find its area (in cm²)

What is the reflection of the point (5, 3) in the line y = -2?

Find the area (in cm2) of a semi-circle of radius 28 cm.