Question

For her exercise today, Yolanda plans to both run and swim. Let
r
be the number of laps she runs and let
s
be the number of laps she swims. Each lap she runs takes her
4
minutes, and each lap she swims takes her
2
minutes.
She wants to exercise for more than
30
minutes today. Using the values and variables given, write an inequality describing this.

Answer 1

4r +2s >30

Answer 2

thankkkk youuu @sangya21 , can you help with this one xoxo


A landscaper is planting a tree that is now
48cm
tall. The tree will grow
3cm
per month for
x
months.
The tree will grow to be at most
ycm
tall. Write an inequality showing this relationship.

Answer 3

As the height of tree will increase 3cm per month for x months then the total growth will be 3x
the height shouldnt be more than y so eq will be
48+3x< y

Answer 4

that was wrong

Answer 5

@sangya21

Answer 6

\[48+3x \le y\]

Answer 7

At Jenny's auto shop, it takes her
9
minutes to do an oil change and
12
minutes to do a tire change. Let
x
be the number of oil changes she does. Let
y
be the number of tire changes she does.
Using the values and variables given, write an inequality describing how many oil changes and tire changes Jenny can do in less than an hour (
60
minutes).

Answer 8

9x+12y<60

Answer 9

can somebody help me with this ^^^ @sangya21 @hugsnkisses @kah.x @kaylamarie081 @preteenpony @oliviamcguigan13 @uri @MAli13chineta

Answer 10

A farmer is comparing the number of eggs laid by two hens. The first hen laid
6
eggs per week for
x
weeks. The second hen laid
7
eggs per week for
y
weeks.
The total number of eggs laid by the first hen was greater than the total number of eggs laid by the second hen. Write an inequality showing this relationship.

Answer 11

anyone know that one^^

Answer 12

6x>7y

Answer 13

Ashley's final exam has true/false questions, worth
4
points each, and multiple choice questions, worth
5
points each. Let
x
be the number of true/false questions she gets correct, and let
y
be the number of multiple choice questions she gets correct.
She needs at least
76
points on the exam to get an A in the class. Using the values and variables given, write an inequality describing this.

Answer 14

@kah.x , @sangya21 can u help with that one ^^

Answer 15

4x+5y>76

Answer 16

4x+5y>=76

Answer 17

well, really it should be the > sign with the little line underneath it

Answer 18

like this

Answer 19

ohh okay i see thank u

Answer 20

Yeah I didnt used equation tab or else it would be.