What is the number?
Look at the following number sequence:
3, 6, 12, 24, ?, 96
What number should replace the question mark?
Word Problem
A bridge is built across a river. One quarter of the bridge is over the left bank of the river and one third of the bridge is over the right bank. The river is 120 m wide. How long is the bridge?
Let’s look at how the numbers are changing:
ReplyDelete3 × 2 = 6
6 × 2 = 12
12 × 2 = 24
24 × 2 = 48
48 × 2 = 96
So, the pattern is: each number is multiplied by 2.
Answer: The missing number is 48.