Answer:3/20
Step-by-step explanation:
Heads=Boy
Tails=Girl
If the first 3 students are boys, all 3 coins must be heads.
Because in 3 of these experiments, the coins all land on heads, and there are 20 experiments completed, 3 out of the 20 experiments are 3 boys; 3/20.
Answer:
(y-5)(y-5) or (y-5)^2
Step-by-step explanation:
Answer:
15 feet
Step-by-step explanation:
525 = ½(30+40)h
525 = 35h
h = 525/35
h = 15 feet
The sales price is $15.2
Step-by-step explanation:
Given,
Discount = 80%
Original price = $76
Discount price = 80% of original price

Sale's price = Original price - Discount price

The sales price is $15.2
Keywords: Subtraction, percentage
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