Ella and Matt each have 10x as many pennies as Wilfren. (there is a ratio of 1:10 between wilfren and ella, and wilfren and matt)
To find the total cost, you need to add these numbers together
![1.89 + 3.19 + 2.29 = 7.37](https://tex.z-dn.net/?f=1.89%20%2B%203.19%20%2B%202.29%20%3D%207.37)
you get 7.37 as your answer, but you need to round this to the nearest whole number.
rounding 7.37 will make it 7.
the total cost is about $7
Answer:
x * 3/8(s) = 5/4
5/4 ÷ 3/8(s) = x
Step-by-step explanation:
Answer:
$420
Step-by-step explanation:
The formula for simple interest is i = prt, where p is the principal, r is the annual interest rate expressed as a decimal fraction, and t is the number of years.
Here p = $2,000, r = 0.07 and t = 3 yr, and so
i = ($2,000)(0.07)(3) = $420 was the amount of interest earned.
Answer: 8,3
Step-by-step explanation:
8x3=24, 8-3=5