3 years ago

Four fifths divided by one third

Mathematics

1 answer:

steposvetlana [31]3 years ago

6 0

The answer is twelve fifths

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Traveling with the current, a boat covers a distance 1.5 times greater than traveling against the current in the same amount of

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Let the speed of the current equal c
and the speed of the boat in still water equal b.

b + c = 1.5 (b - c)
b + c = 1.5b - 1.5c
0.5b = 2.5c
b = 5c

The speed of the current is 1.5 mph so
b = 5 * 1.5 = 7.5 mph

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3 years ago

Four DVDs cost $84. If each DVD costs the same, how much does one DVD cost

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Answer:

one dvd costs $21

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You are given a loaded six-sided die. Such a die can produce any integer from 1 to 6. The die rolls a 4 three times as often as

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3 years ago

20 pounds to 16 pounds is what present

ExtremeBDS [4]

Answer:

Decreased by 20%.

16 lbs is 80% of 20 lbs.

Step-by-step explanation:

$\frac{y}{100} :\frac{16}{20}$

y × 20 = 16 × 100

20y = 1600

20y ÷ 20 = 1600 ÷ 20

y = 80

100% - 80% = 20%

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3 years ago

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How many bows can you make from 3 and 2/3 meters of ribbon if 1/4 of a meter of ribbon makes one bow

slega [8]

Answer:

Step-by-step explanation:

(11/3)/(1/4)=14 2/3 which means you can make 14 complete bows

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3 years ago