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Bingel [31]
3 years ago
5

If you could I need the answer ASAP! Please help.

Mathematics
1 answer:
Doss [256]3 years ago
6 0

Answer:

See Explanation

Step-by-step explanation:

a)  \:  \: slope \: of \: you =  \frac{250 - 150}{5 - 3}  \\  \\  =  \frac{100}{2} \\  \\   = 50 \\  \\  \implies \: speed \: of \: you = 50 \: kmph \\  \\ slope \: of \: friend =  \frac{240 - 120}{8- 4}  \\  \\  =  \frac{120}{4} \\  \\   = 30 \\  \\  \implies \: speed \: of \: friend = 30 \: kmph \\  \\ b) \:  \: difference \: between \: the \: speed \:  \\ of \: you \: and \: your \: friend \\  = 50 - 30 \\  = 20 \: kmph

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1) Mrs. Clason wants to buy a wireless speaker for her husband. She has narrowed down her choice to two stores:
34kurt

Answer:

Kohl = $42

Target = $51.30

Best deal is at Kohl's

Step-by-step explanation:

Given ;

At Kohl's:

Selling price = $60

Friend's and family discount = 30% off

(100 - 30)% * $60

0.7 * 60 = $42

At target :

Purchase price = $38

Markup = 35%

Selling price = (100 + 35)% * $38 = 1.35 * 38 = $51.3

Mrs. Clason will get the best deal at Kohl's.

7 0
3 years ago
Josie ran a lap in 45.23 seconds.
BlackZzzverrR [31]

Answer: 2.12 seconds

Step-by-step explanation:

From the question, we are informed that Josie ran a lap in 45.23 seconds while Erica ran a lap in 43.11 seconds.

To calculate the extra amount of time it took Josie to complete the lap, we subtract Erica's time from Josie's time. This will be:

= 45.23 seconds - 43.11 seconds

= 2.12 seconds

3 0
3 years ago
What is the ratio of the volume of Cylinder A to the volume of Cylinder B? if cylinder a has the height of 4 and radius of 3 and
Amanda [17]

Answer:

3/4

Step-by-step explanation:

Cylinder A

V = πr^2h

V = π(3)^2(4)

V = 36π

Cylinder B

V = π(4)^2(3)

V = 48π

36π/48π

3/4

6 0
3 years ago
At the beginning of a population study, city had 370,000 people. Each year since population growth is 9.1 percent. Write an expo
Nady [450]

Answer:

y=370,000(1.091)^t

Step-by-step explanation:

The formula for exponential growth is;

y=a(1+r)^x

where

y=future growth

a= initial population

r=growth rate as a decimal

x=number of time interval that have passed

Given;

a=370,000

r=9.1% =0.091

x=t

Thus

y=370,000(1+0.091)^t

y=370,000(1.091)^t

5 0
3 years ago
Danny volunteered to sell 372 refreshments.he help for 3 hours if he sold an equal amount in an hour each hour how many did he s
tresset_1 [31]

Answer:

Danny should have sold 124 refreshments every hour for the 3 hours that he helped sell.

Step-by-step explanation:


6 0
4 years ago
Read 2 more answers
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