Question

Should an estimate or the exact answer be calculated? Then do the appropriate calculation.

For a science experiment, Renny had a container with 150 mL of solution. He transferred 24.8 mL to each of 3 smaller containers and 17.6 mL to each of 2 other small containers. How much solution was left in the original large container?

A.
The exact answer is needed. There is 40.4 mL of solution left in the large container.

B.
An estimate is sufficient. There is about 39 mL left in the large container.

Answer 1

Oh boy, I am not very good at science

Answer 2

this is math

Answer 3

Ok.... I would say B.

Answer 4

A rancher has 120 m of fence to enclose a pen with sides of length 27.3 m, 22.4 m, 32.6 m, and 31.7 m.

How much fencing will be left over after he encloses the pen?

A.
6 m

B.
6.1 m

C.
6.9 m

D.
10 m

Answer 5

you ok

Answer 6

A.

Answer 7

At least I think

Answer 8

i say a to

Answer 9

ok then anything else?

Answer 10

Should an estimate or the exact answer be calculated? Then do the appropriate calculation.

The sewing club needed 90 yards of lace to finish their various projects. They had 2 rolls of lace that had yards on each roll and 3 rolls with yards of lace on each roll. Did they have enough lace to finish their projects?

A.
An estimate can be used to know if they have enough lace.
12 • 2 + 24 • 3 = 96
They have at least 96 yards of lace.

B.
The exact answer is needed to know if they have enough lace.
They have yards of lace.

Answer 11

What grade is this?

Answer 12

this is last

Answer 13

Well they will need the exact measurement

Answer 14

this is my brother home work

Answer 15

and he is in 6th

Answer 16

im in 12th

Answer 17

I believe they have 135 yds.

Answer 18

why on earth do you need my help then???

Answer 19

i say b

Answer 20

yeah obviously :p

Answer 21

i forgot this

Answer 22

i say b

Answer 23

I barely remember and I'm in eighth, now you gonna help?

Answer 24

???

Answer 25

???

Answer 26

Bruh??