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lesya [120]
4 years ago
8

A deck of card has 3 black and 7 red cards. what is the probability of drawing a black card?

Mathematics
1 answer:
Pepsi [2]4 years ago
6 0
3/7 or 42.86 percent of the time
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I need to know what 2 numbers go in here to equal 20​
mr Goodwill [35]

Answer:

4 and 2

Step-by-step explanation:

4x4+2x2

16+4=20

3 0
3 years ago
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A rectangular box is to have a square base and a volume of 70 ft3. The material for the base costs 38¢/ft2, the material for the
lakkis [162]
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3 years ago
Y+4=2 what is the answer for y
stepladder [879]

Answer:

y = -2

Step-by-step explanation:

y + 4 = 2

y = 2 - 4

y = -2

8 0
4 years ago
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If the bus is on time to the school 90% of the time, how many days can the school expect the bus on time out of 160 days?
andre [41]

Answer:

144 days

Step-by-step explanation:

160 · 0.9

5 0
3 years ago
fred has two types of peanut butter,three types of jelly, and one type of bread. how many different peanut butter and jelly sand
nydimaria [60]

Answer:

6

Step-by-step explanation:

fred has 2 peanut butter and 3 jelly

type 1 peanut butter can go with all three types of jelly = 3 pb&js where ther is one constant peanutbutter and 3 different jellys

type 2 peanut butter can go with all three jellies = 3 pb&js where there is one constant peanutbutter and 3 different jellies

3+3=6

there are 6 peanut butter and jelly sandwhiches he could make.

you can also just multiply the numbers (2x3=6)

8 0
3 years ago
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