Inbetween each term, you are multiply by 4.
10 x 4 = 40
40 x 4 = 160
160 x 4 = 640
640 x 4 = 2560
Your next numbers are 640 & 2560.
hope this helps
Answer:
John’s age is 8 years
Step-by-step explanation:
Let
x -----> John’s father's age
y -----> John’s age
z -----> John’s sister's age
we know that
-----> equation A
-----> equation B


-----> equation C
Substitute equation A and equation B in equation C and solve for y

Multiply by 2 both sides to remove the fraction



<em>Find the value of x</em>
<em>Find the value of z</em>

therefore
John’s father's age is 40 years
John’s age is 8 years
John’s sister's age is 4 years
7,000lbs x 1=3.5 tons. 3.5 tons is 7,000lbs.
The answer to the problem is 6,-6