Answer:
He ran 11,420 miles on the weekend.
Step-by-step explanation:
It's simple: add 4610 and 6810 to get 11,420
hope this helped!
300*6 + 70*6 + 8*6
1800 + 420 + 48
2268
let the number of dimes=x
and number of quarters=y
x=2y
0.10 x+0.25 y=2.25
or 10x+25y=225
divide by 5
2x+5y=45
2 ×2y+5y=45
4y+5y=45
9y=45
y=45/9=5
x=2y=2×5=10
Hence dimes=10
quarters=5