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3 years ago

11

An experienced bricklayer can construct a small wall in 7 hours. An apprentice can complete the job in 42 hours. Find how long i

t takes if they work together

1 answer:

melomori [17]3 years ago

6 0

Mathematically , 24.5 hours because you make the average of both . Realistically it’s not possible to determine a correct or accurate answer.

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Saloman was told the written paper on his science experiment should express measurements in liters.

prisoha [69]

Multiply 5 by 4.22 because 5 cups of water is 4.22 liters

7 0

3 years ago

Read 2 more answers

A sandbox in the shape of a rectangular prism is 2 feet deep and 6 feet wide. Filled to the top it can hold 72 cubic feet of san

Sedbober [7]

Answer:

height=6 ft

Step-by-step explanation:

-The volume of a rectangular prism is given by the formula:

$V=lwh$

#We make h the subject of the formula the solve for it:

$V=lwh\\\\\frac{V}{lw}=h\\\\\therefore h=\frac{V}{lw}$

#Substitute to solve for height:

$h=\frac{V}{lw}\\\\=\frac{72}{2\times 6}\\\\=6\ ft$

Hence, the prism has a height of 6 ft.

6 0

3 years ago

After multiplying each side of the equation by the LCD and simplify , the resulting equation is

Mamont248 [21]

The third option
Hope it helps

5 0

3 years ago

Find the length between (1, 3) and (5, 6)

ipn [44]

Answer:

5

Step-by-step explanation:

6 0

3 years ago

Anvisha [2.4K]

Answer:

2x*x

2x*-5

1*x

1*-5

2x²-10x+x-10 add numbers that have similar variables

-2x²-10x+x-10

=[-2x²-9x-10]

8 0

3 years ago