Forty-five of the 80 students walk to school. What is the ratio of
students who walk to school to students who do not walk to school?

Answer:

35/80

Step-by-step explanation:

just subtract 45 from 80 and that gives you the amount of students who do not walk to school.

Answer: 56.25 to 43.75

Step-by-step explanation: who walked/total to who didn't walk/total

Estimate a 15% tip for a $26.40 restaurant bill

a) $1.50

b) $6.00

c) $8.00

d) $4.00

PLEASE ANSWER ALL BIG REWARD
Dilations involve ________ the scale factor and the pre–image ordered pair(s)? *
adding
dividing
subtracting
multiplying
All dilations produce _______. *
similar figures
vertical figures
congruent figures
supplementary figures
The rule to describe a dilation is written in _________. *
a list
scale factor
arrow notation
slope-intercept form
Which of the rules below would create a reduction/compression? *
(x, y) (–3x, –3y)
(x, y) (3.2x, 3.2y)
(x, y) (x + 9, y + 9)
(x, y) (0.23x, 0.23y)
Which of the following rules below do NOT represent a dilation? *
(x, y) --> (2x, 4y)
(x, y) --> (–8x, –8y)
(x, y) --> (1/2x, 1/2y)
(x, y) --> (3x, 3y)
(x, y) --> (1.2x, 1.2y)
In the diagram below, triangle ABC will be dilated with the origin as the center of dilation by a scale factor of 1/2. What will be the coordinates of A'? *
Captionless Image
(0, 3/2)
(12, 6)
(3, – 3/2)
(–1, –5/2)
A line segment with endpoints D (–6, –5) and E (3, –4) is dilated by a scale factor of 2. Which statement below is true? *
The line segment has become longer with endpoints D' (-12, -10) and E' (6 -8).
The line segment has become shorter with endpoints D' (-12, -10) and E' (6 -8).
The line segment has become longer with endpoints D' (-3, -5/2) and E' (3/2, -2).
The line segment stays the same length with endpoints D' (-3, -5/2) and E' (3/2, -2).
Write a rule to describe the dilation below. *
Captionless Image
(x, y)→ (1/2x, 1/2y)
(x, y)→ (1/3x, 1/3y)
(x, y)→ (3x, 3y)
(x, y)→ (2x, 2y)
If the scale factor k = 1/9 the resulting dilation will be a/an *
enlargement
reduction
If the scale factor k = 3 the resulting dilation will be a/an *
enlargement
reduction

Please help..! Find x and y

A grocer wants to mix two kinds of coffee. One kind sells for $1.00 per pound, and the other sells for $2.55 per pound. He wants to mix a total of 28 pounds and sell it for $1.35 per pound. How many pounds of each kind should he use in the new mix? (Round off the answers to the nearest hundredth.)

is 7^2 greater then or less than 3^4?​

Which of the following pairs show(s) triangles that are similar but not congruent?

Let f be differentiable such that f(-2)=3,f(3)=5, f'(-2)=4 and f'(3)=6. Let g be differentiable functions such that g(x)=f^-1 (x) for all x. What is the value of g'(3)

1,000 cm = 0.01 km
Correct or incorrect

The sum of 4 and the product of 5 and x is equal to 5 less than the product of 2 and x. What is the value of x?

write an equation of the line that passes through (0 0) and (2 6)

Find the rule and complete the table

$37.30 for 2 pairs of jeans

solve for x in the equation below, show all work

I WILL GIVE BRAINLIEST!!!

NO SENDING ME LINKS!!!

In ΔSTU, the measure of ∠U=90°, US = 7.3 feet, and ST = 9.8 feet. Find the measure of ∠S to the nearest tenth of a degree.

If the probability of a cup drink being rasberry flavour is 0.29, what is the probability of a cup drink being cola flavour?

5d=10d-20 please answer quickly

In Las Vegas, a particular sports bet has about a 30% chance of winning. If the bet wins, the bettor will win 15
dollars. If the bet loses, the bettor will lose 10 dollars.
The expected return of placing one of these bets is -2.50 dollars.
Which of the following statements are true?
Choose all answers that apply:
The average return per bet from 2 of these bets must be exactly -2.50 dollars.
It is possible for a bettor to place 2 of these bets and win both of them.
If a bettor places a large number of these bets, they should expect to average a return of about
-2.50 dollars per bet.

Help ASAP nowwwwww
Please and thank you

Carlos purchased a bouquet of 20 flowers. In the bouquet, 25% are roses, 40% are daisies, and the rest are carnations. How many carnations are in the bouquet Carlos purchased? PLEASE HURRY

I need the correct answer please to this pic
Will mark you brainliest for the correct answer
Need the answer asap!! Please!!!!!1

Kelly travels 450 miles for work every 3 weeks. How many miles does she travel each week?​

Which ratios from the list are equivalent to 30/50 answer choices 9/15,5/3,150/250,12/20,33/55.

plz help highly appreciated

Lindas aunt zoe charges her a nominal amount for watching her two children aunt zoe charges $2.50 per day plus $1.75 per hour one day linda paid her aunt $14.75 how many hours did aunt zoe watch the children

The perimeter of the triangle below is 42 units. What is the value of x? A. 18 B. 14 C. 30 D. 10

I WILL GIVE BRAINLIEST AND A HEART AND 5 STARS!!!

Which answer shows the number that point B represents on the graph? A) 2 1 4 B) 2 1 3 C) 2 1 2 D) 2 3 4° > −11°

En un examen de matemáticas por cada respuesta correcta se suman 7 puntos, y por cada incorrecta se pierden 9, si el examen tiene 10 preguntas, y se obtuvo una calificación de 6 puntos, ¿Cuántas preguntas correctas e incorrectas se obtuvieron? *

help pls ok fast pls