Haley and Sabrina are both training for a race. Haley runs 4.2 miles each day. Sabrina has been running 2/3 as many miles each day as Haley. Next week, Sabrina is going to increase the miles she runs each day by 25%. Haley and Sabrina both train by running 6 days each week. What is the total number of miles Sabrina will run next week to train for the race?

Answer:

Sabrina will train 21 miles next week for the race.

Step-by-step explanation:

2/3 of 4.2=2.8

%25 more of 2.8=3.5

3.5*6=21 miles

Answer:

3.5*6=21 miles

Step-by-step explanation:

solve using elimination:

5x-7y=-16

4x-2y=-20

A diving board is 12 feet above the ground. The bottom of the pool is 16 feet below the ground. Write and solve an equation that gives the distance from the diving board to the bottom of the pool. Write and solve an equation that gives the distance from the diving board to the bottom of the pool. pls help wit this

What are the numbers shown on the number line?



{-5, 2.5, 6}

{-5, 4, 5}

{-4, 2, 6}

{-5, 0, 6}

xander walks 389 steps from his house to the toy store .it is 149 steps to elm street.. it is 52 steps from elm street to maple street.

Write an equation of a line that passes through the point (2,0) and is perpendicular to the line y = − 1/2 x + 3.

I dont understand nothing for math because they teach us hard ways to do it even tho that's how u actually have to do it

3(x-4)=5(x+2)
a-x=11
b-x=-11
c-x=1
d-x=-1

Dave builds sheds. The widths of the doorways for the sheds vary with the area of the shed. One of Dave's sheds has an area of 24 square feet and a doorway that is 2 feet wide. Another one of Dave's sheds has an area of 48 square feet and a doorway that is 4 feet wide. What is the pattern rule that Dave uses for the widths of the shed doorways?

URGENT


H is proportional to the square of J. When H = 36, J = 3. Find the value of H when J = 8

Write an equation, in slope-intercept form(y = mx + b) that models the total cost of the rental over time.

Find each product. Enter your final answer as a simplified fraction. (− 23 ) (− 38 ) ( 89 ) The product is

ok so....
the numbers to the code are 0 3 3 8 8
the number is less than 50
the value of the hundredths digit is 10 times the value of the thousandths digit
the value of the ones digit is one-tenth the value of the tens digit

what was the first thing that was mad in the history

Can Some One Help Me Please

How do you find the area's square root?

Irma works for a service that delivers groceries and pet supplies. She earns a base monthly salary of $1,900. In addition, she gets a commission of 1.8% of the cost of each grocery order, plus a fee of $11 for each delivery of pet supplies.

Part A

How is calculating Irma’s total annual earnings different from calculating earnings based on salary and commission?

Graph this line using the slope and y-intercept:
y=–2/5x + 6
Click to select points on the graph.

can someone give me answers plzz

Solve the photo please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

If Dorie devotes the same number of hours to studying for these three classes each week, what is the total number of hours Kathleen will study over a three week period?

How do I do this pls help

Need your guyzes halp, no false answers and I will give you most of my points
The bike store marks up the wholesale cost of all the bikes they sell by 30%.

Andre wants to buy a bike that has a price tag of $125. What was the wholesale cost of this bike?
$

If the bike is discounted by 20%, how much will Andre pay (before tax)?
$

How much will the store make off the sale of the discounted bike?
$
Thaks Guys, I purple you!

9. Andrew was measuring the height of the tree in his yard. Four years after it was planted, the tree was 11 feet tall. Twelve years after the tree was planted, it was 21 feet tall. Assuming the tree was growing at a constant rate, create the equation that models that growth of the tree over time. Show or explain your reasoning. (HINT: Use the two points to find the slope and use point-slope form to create an equation.)

Help please I'm tired and I just need help with this one

Lin rode her bike 2 miles in 8 minutes. She rode at a constant speed. Complete the table to show the time it took her to travel different distance at this speed.

Please help. :( I will be happy with it.....

Help I need to do this my 11:59

Could someone help me on my assignment?






its a repost because last time i asked i didnt get a full answer nor was it even correct

Hellppp meeeeeee PLEASEEEEE can y’all help

Jessie typed the first 300 words of her essay in 12 minutes. She then got tired and typed the remaining 300 words of her essay in 15 minutes. what was the average speed of Jessie's typing?