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4 years ago

1 + 2 - 3 x 4 divided by 5 =

Mathematics

1 answer:

cestrela7 [59]4 years ago

6 0

Answer:

0.4

Step-by-step explanation:

Follow PEMDAS so you would multiply 3 x 4 which is 12, then divide by 5 which would get you 2.4. From there you would just go left to right and add 1 to 2.4 getting 3.4 then subtracting 3, thus getting 0.4.

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Are the ratios 1 : 3 and 3 : 1 equivalent? Why or why not?

Rainbow [258]

Answer: no

Step-by-step explanation:

no. one is the fraction 1 / 3 and the other is the fraction 3 / 1

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3 years ago

Please help what is the volume of the rectangular prism

77julia77 [94]

Answer:

120

Step-by-step explanation:

to find the volume of rectangular prisms, multiply its 3 dimensions: length x width x height. The volume is expressed in cubic units. After doing that, you get 120

6 0

3 years ago

Answer please n thank you :)

Norma-Jean [14]

Answer:45

Step-by-step explanation:

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4 years ago

What do I do for this question

padilas [110]

Answer:

Step-by-step explanation:

a + 9 = 15

a = 15 - 9

a = 6

c + 9 = 16

c = 16 - 9

c = 7

d = c + 9

= 7 + 9

= 16

e = d + 15

= 16 + 15

e = 31

P(selecting a boy) = total boy /total pupils = 16/31

5 0

3 years ago

Find the sum of the geometric. Remember to show work and explain.

Allushta [10]

Answer: 393.75

<u>Step-by-step explanation:</u>

$\sum\limits^6_1 {400\bigg(\dfrac{1}{2}\bigg)^n}\\\\n=1:\ 400\bigg(\dfrac{1}{2}\bigg)^1\quad =200\\n=2:\ 400\bigg(\dfrac{1}{2}\bigg)^2\quad =100\\n=3:\ 400\bigg(\dfrac{1}{2}\bigg)^3\quad =50\\n=4:\ 400\bigg(\dfrac{1}{2}\bigg)^4\quad =25\\n=5:\ 400\bigg(\dfrac{1}{2}\bigg)^5\quad =12.5\\n=6:\ 400\bigg(\dfrac{1}{2}\bigg)^6\quad =6.25\\.\qquad \qquad \qquad \qquad \quad \_\_\_\_\_\_\_\_\_\_\\\\.\qquad \qquad \quad \quad \text{Sum}=\large\boxed{393.75}$

4 0

4 years ago

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