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Leona [35]
3 years ago
6

Really urgent!!!!

Mathematics
1 answer:
Pie3 years ago
7 0

Answer:

Step-by-step explanation:

Find the lowest common multiple between the numbers

35 = 5×7

40 = 2³×5

42 = 2×3×7

So the lowest common multiple is:

2³×3×5×7 =840 minutes

840 minutes is 14 hours so the next time they are all at the interchange is 2020 hours.

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Which is a correct first step for solving this equation?<br> 2 + 7 = 2x + 5 – 4x
Mariulka [41]

Step-by-step explanation:

Bringing like terms on one side

2 + 7 - 5 = 2x - 4x

9 - 5 = - 2x

4 = - 2x

4/ - 2 = x

- 2 = x

4 0
3 years ago
A bottle holds 5 milliliters of perfume. How many bottles can we fill with 2 milliliters of perfume?
Sonja [21]

Answer:

2/5 or 40% of a bottle.

Step-by-step explanation:

A bottle can hold 5 milliliters of perfume. You only have 2 milliliters. Divide 2 with 5:

(2/5)(20/20) = 40/100 = 0.40 = 40%

~

3 0
3 years ago
Read 2 more answers
PLEASE HELP!!!
Nuetrik [128]

Answer:

V=250.3cm³

Step-by-step explanation:

V=1/3 × π x 5.4² cm x 8.2cm

V= 1/3 x π x 5.4² cm x 8.2cm

V= 1/3 x π x 29.16 cm x 8.2cm

V=250.39cm³

V=250.3cm³

3 0
2 years ago
Read 2 more answers
Plz Help! I need this ASAP! I will give brainlest!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
viktelen [127]

7)  164.26

8)77.08

9)2405.364

steps for 7) attached

steps for 8)

7 0
3 years ago
Find the measure of angle C in the triangle below. (The figure is not drawn to scale.)
alisha [4.7K]
2x+4x-4=80
6x-4=80
6x=84
84/6=14
Angle c = 4 x 14= 56 - 4 = 52

Hope this helps.
6 0
3 years ago
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