Answer:
<u>Sum</u><u> </u><u>is</u><u> </u><u>2</u><u>0</u><u>,</u><u>9</u><u>3</u><u>5</u><u>.</u>
Step-by-step explanation:
This is an arithmetic progression.
Sum:
n is the number of terms, n = 79
S is the sum
a is the first term, a = -8
d is common difference, d = -1-(-8) = 7
substitute:
Answer:
1 mile =1609 km
Step-by-step explanation:
Answer:
Take 1/4 of the number and that's it
Answer:
Step-by-step explanation:
Set this up as a proportion of M:P
and cross multiply to solve for x:
2x = 1000 so
x = 500. Peter got $500