Quadrillion is a number equal to 1015
One quadrillion is equivalent to thousand million millions.
i.e. 1 thousand × 1 million × 1 million
= 1,000 × 1,000,000 × 1,000,000
= 1,000,000,000,000,000
1015 = 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10 × 10
= 1,000,000,000,000,000
A. 106
B. 105
C. 104
D. 107
Correct Answer: A
Step 1: 1 quadrillion = 1015 and 1 billion = 109.
Step 2: