Answer:
P(1 dime then 1 nickel)= 15/208= 0.072115
or 7.2%
Step-by-step explanation:
No coin replenished.
total coins =65
P(1 dime then 1 nickel) = (20/65) * (15/64) =20 * 3 / (13 * 64) = 15/(13*16)
P(1 dime then 1 nickel)= 15/208= 0.072115
or 7.2%
Rate
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Answer:
8x+100=1700
Step-by-step explanation:
8x+100=1700
8x+100-100=1700-100
8x=1600
8/8x=1600/8
x=200
Answer:
18/x+1
Step-by-step explanation:
(5 x 4 – 3 x 2 + 4) ÷ (x + 1)
(20 - 6 + 4) ÷ (x + 1)
18 ÷ (x + 1)
18/x+1