Medium-Hard Aptitude final

Find the missing number: 7, 14, 28, 56, ?

• 84

• 100

• 112

• 126

What comes next: 2, 12, 30, 56, 90, ?

• 120

• 132

• 156

• 182

If the pattern is 7, 26, 63, 124, 215, ?

• 342

• 343

• 344

• 345

Which number fits? 121, 225, 361, ? , 729

• 529

• 441

• 625

• 484

Series puzzle: 1, 11, 21, 1211, 111221, ?

• 312211

• 132221

• 123321

• 313221

A sum amounts to ₹2420 in 2 years at 10% simple interest. What is the principal?

• 2000

• 2100

• 2200

• 2300

A boat goes 12 km downstream in 4 hours and 6 km upstream in 2 hours. What is the speed of the boat in still water?

• 2 km/h

• 2.5 km/h

• 3 km/h

• 3.5 km/h

A train running at 72 km/h crosses a platform in 45 seconds. If the train length is 300 m, what is the platform length?

• 600 m

• 700 m

• 800 m

• 900 m

The average age of 8 men is increased by 2 years when one of them, aged 30, is replaced by a new man. The new man’s age is:

• 46

• 44

• 48

• 42

If 12 workers complete a job in 18 days, how many workers are required to finish it in 9 days?

• 20

• 22

• 24

• 25