Ask question

Ask question

All categories

2 years ago

9

A group of 7 campers has four hours to hike to a lighthouse and back before sundown. The lighthouse is 28 m high. It is located

12 km from camp. How fast do they have to walk?

1 answer:

VMariaS [17]2 years ago

6 0

I have no idea so sorry

You might be interested in

A store purchased a DVD for $12.00 and sold it to a customer for 50% more than the purchase price.The customer was charged a 7%

Tems11 [23]

Answer:

The customer's total cost for the DVD is $19.26

Step-by-step explanation:

Store buy the dvd for $12.00.

The store price is $12.00+50% more

The store price= $12.00 *(1+0.5)= $18.00

Final price (tax added)= $18.00 + 7%

Final price= $18.00 * (1 + 0.07)= $19.26

3 0

1 year ago

Read 2 more answers

The edges of three squares are joined together to form a right triangle with legs of lengths R & S and a hypotenuse of lengt

dezoksy [38]

Answer:

$R^{2} + S^{2} = T^{2}$

Step-by-step explanation:

the pythagorean theorem

8 0

2 years ago

Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.

miv72 [106K]

F(1)=4(1+1+7)-2(1)+8-4
f(1)=36+2
f(1)=38

f(2)=4(2+2+7)-2(2)+8-4
f(2)=44

4 0

2 years ago

Given these equations x+y=9.0<br> 0.50x+0.20y=4.05

kow [346]

When we solve these equations x= 7.5 and y= 1.5.

5 0

2 years ago

Read 2 more answers

The coordinates of the points below represent the vertices of a rectangle.

andrey2020 [161]

Answer:

18 units

Step-by-step explanation:

5+5=10

4+4=8

8+10=18 units

5 0

2 years ago

Read 2 more answers