Number system and basic operation

How to read the number 27,050,678?

• Twenty seven million five hundred thousand six hundred and seventy eight.

• Twenty seven million fifty thousand six hundred and seventy eight.

• Twenty seven million five thousand six hundred and seventy eight.

• None of above

What is the place value of 5 in 23,657,800

• 5 thousand

• 50 thousand

• 500 thousand

• 57 thousand

How to read 5 million in Hindu-Arabic system?

• 50 thousand

• 5 lakhs

• 50 lakhs

• 5 crores

How many thousands make 1 lakh?

• 10 thousand

• 100 thousand

• 1000 thousand

• 10000 thousand

What is the sum of 345 and 45?

• 400

• 380

• 390

• none of above

Which one is the prime number?

• 1

• 2

• 4

• 6

I am neither prime nor composite. Who am I?

• 1

• 2

• 4

• 5

One less than one thousand is ............

• 1009

• 999

• 1001

• 1000

Two times three is added to four. what is the answer?

• 10

• 9

• 8

• 7

I am the smalllest eight digits number.

• 11,111,111

• 11,111,110

• 99,999,999

• 10,000,000