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MatroZZZ [7]
3 years ago
12

I need help on question 1 please.

Mathematics
1 answer:
yKpoI14uk [10]3 years ago
6 0
Return trip 6km/h for 4 hours
so total distance = 6 x 4 = 24 km

trip there distance = 24km and took 3 hours

so average speed = 24/3 = 8km/h

answer: average speed of trip there = 8 km/h
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Find the area of the following figure.
Zigmanuir [339]

Answer:

312

Step-by-step explanation:

Triangles

1/2 12 *10 = 6*10 = 60

there are two triangles meaning we have to multiply 60 by 2 = 120

Rectangle

12*16 = 192

Add the two and you have the area 120+192=312

5 0
3 years ago
The length of a rectangle is 5 inches shorter than double its width. The perimeter of the rectangle is 192 inches. Write a two-s
alukav5142 [94]

Answer:

Step-by-step explanation:

Givens

Let the width = x

Let the length = x + 5

Equation

2w + 2W = P

Solution

2x + 2(x + 5) = 192                  Remove the brackets    <=== Answer

2x + 2x + 10 = 192                  Combine like terms

4x + 10 = 192                          Subtract 10 from both sides

4x = 192 - 10                        

4x = 182                                 Divide by 4

4x/4 = 182/4

x = 45.5

8 0
2 years ago
$2,275 is deposited into an account that earns 4% simple interest for 5 years. What is the amount of extra money earned over thi
Cerrena [4.2K]

Answer:

455

Step-by-step explanation:

455×10²

P:$2,275

R:4%

T:5

P:$2,275

subtitle:R: 4%into formula

T:5

5×2275×0.04

5×(2275×0.04)

5×91

answer:455

5 0
2 years ago
Read 2 more answers
caffeine takes a certain amount of time to leave your system if you drink 3 cups of coffee in the morning, the function that rep
k0ka [10]

Answer:

3

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
What is the equation?​
elena-s [515]

Answer:

  cost = 1.35n

  $33.75 for 25 songs

Step-by-step explanation:

Based on the numbers given, the cost is proportional to the number of songs downloaded. The constant of proportionality is the cost of one song: 1.35.

  cost = 1.35n

For 25 songs, ...

  cost = 1.35·25 = 33.75 . . . . dollars

__

The equation is ...

  cost = 1.35n

5 0
3 years ago
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