Answer:
Step-by-step explanation:
1) 20 for $1.56
The unit price is
1.56/20 = $0.078
= 7.8 cents each
2) $3.78 for 6
The unit price is
3.78/6 = 0.63
= 63 cents each
3) 2 1/2 for 1 dollars
The unit price is
1/2.5 = 0.4
= 40 cents each
4) 5 at 3.9
The unit price is
3.9/5 = 0.78
= 78 cent each
5) 1 1/2 for 1.58
The unit price is
1.58/1.5 = 1.05
= 1.05 each
Answer:
Gary sold 5 paperback books
Step-by-step explanation:
each book is equal to $2 and $10 were made in Hardcover
So that only leaves us with ten unaccounted dollars
5x=10
Each book or (x) in this case is two dollars
so it will come out to be five books
Answer:
Not congruent
Step-by-step explanation:
Answer:
A system of two linear equations that is independent and has no solution
Step-by-step explanation:
That’s the answer for E2020
Divide 62 by 160 then multiply by 100.
62 / 160 = 0.3875
0.3875 x 100 = 38.75%