3 years ago

The time required to complete a job varies inversely as the number of people working.

Mathematics

1 answer:

Crazy boy [7]3 years ago

5 0

48 for 6 electricians

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A box is filled with 3 yellow cards , 4 green cards. A card is chosen at random from the box. What is the probability that the c

nasty-shy [4]

Answer:

3/7

Step-by-step explanation:

total cards 3+4 = 7

Not green = 7-4 = 3 cards

P ( not green )= not green cards / total = 3/7

6 0

3 years ago

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A store is having a sale on walnuts and chocolate chips. For 9 pounds of walnuts and 7 pounds of chocolate chips, the total cost

vfiekz [6]

Answer:

Walnuts = $1.75 per pound

Choc chips = $3.75 per pound

Step-by-step explanation:

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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

3 years ago

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Solve the proportion.<br> 3/6 = 7/d

AysviL [449]

To solve this proportion:

$\frac{3}{6} =\frac{7}{d}$

Simplify 3/6, it reduces to 1/2

$\frac{1}{2} =\frac{7}{d}$

Then do the Criss cross method

1d = 7 ×2

d=14

Hope it helps!

6 0

1 year ago

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Stuck on this question because I left my calculator and the others aren’t working please help

Pavlova-9 [17]

Answer:

-94%, -0.925, -9/10, -8/9

Step-by-step explanation:

-94% = -0.94

-8/9 = -0.89

-9/10 = -0.90

Since the values are negative the order is opposite then if they were all positive.

8 0

3 years ago