Question

Bethany is twice as old as her brother Jack.
Which equation below represents Bethany's age, if Jack's age is j?

A. b = 0.5j

B. b = j + 2

C. b = 2j

D. 2b = j

Answer 1

Answer:

C. b = 2j

Step-by-step explanation:

its says that Bethany is twice as old as Jack. That means multiplication.

Hence, b = 2j

Answer 2

The equation is b = 2j

Step-by-step explanation:

Let Bethany's age be 'b' and Jack's be 'j', then according to the given data bethany is twice as old as her brother jack i.e., b = 2j

bethany → 'b'

twice as old as jack → 2j

∴ b =2j

Hence the equation is b = 2j