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Misha Larkins [42]
2 years ago
9

A submarine is descending to examine the seafloor `2,100` ft below the surface. It takes the submarine `2` hours to make this de

scent.
Write an equation to represent the relationship between the submarine's elevation in feet,`y`, based on the time in hours, `x`.
Mathematics
1 answer:
aliya0001 [1]2 years ago
7 0

Answer:

y / x

Step-by-step explanation:

That would produce how many feet are covered in each hour. You'd just need to plug in the numbers so to speak.

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Maxine moved out of state and just got her first job, paying $21.50 per hour. She works 40 hours per week and gets paid every 2
puteri [66]

Answer:

Maxine has $1,651.20 remaining after state income tax is deducted from her paycheck.

Step-by-step explanation:

If Maxine earns $ 21.50 an hour and works 40 hours per week, each week she earns a total of $ 860 (40 x 21.5). Since she collects every 2 weeks, her pre-tax salary is $ 1,720 (860 x 2). But the state discounts an income tax of 4%, with which the money that she effectively receives every two weeks is $ 1,651.20 (1720 - (1720 x 0.04).

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3 years ago
David sold a bicycle at a profit of 10% had he sold it for rupees 150 more, the profit would have been 15%. find the cost price
dlinn [17]

Answer:

The cost price was 3,000 rupees.

Step-by-step explanation:

A profit is an excess of the cost price you bought the bicycle at.

The original cost price as a decimal = 1.0

10% profit in excess of original cost as a decimal = 1+ 0.10 = 1.10

15% profit in excess of original cost as a decimal = 1+0.15= 1.15

And if he  sold the bicycle at 150rupees more,  he makes 15% profit;

The differential percentage = 15%-10% = 5% or 0.05

If 5% = 150 rupees

then 100% = (100*150)/5

= 15,000/5

= 3,000 rupees

<u>To verify;</u>

<em>At 15% profit it would be = 3000*1.15 =3,450 rupees</em>

<em>At 10% profit , it would be = 3000* 1.10 = 3,300 rupees</em>

<em>Difference = 3,450 -3,300 = 150 rupees</em>

Therefore, the cost price was 3,000 rupees.

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Please help me with this
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