Step-by-step explanation:
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The weight is proportional to the price. So if 10lb cost $18.24, quarter as much (2.5lb) would cost four times less($18.24÷4=$4.56).
Answer:
60π
Step-by-step explanation:
2π(3 × 7 ) + 2π (3)^2
Distribute: 2x3x7 and 2x3^2
42π + 18π
That gives 60π.
37 cards. 9 cards of every suit + 1 more card to guarantee the 10 cards by pigeonhole principle.
Answer:
-1/2
Step-by-step explanation:
Given:

Find the common denominator for the fractions, which is 6. Rewrite 1/3 as 2/6.

Combine like terms.

Simplify.
-0.5x = 1/4
Divide both sides by -0.5.
x = -1/2 = -0.5
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