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Vinil7 [7]
3 years ago
9

Are the ratios 2.5:3.5 and 5:7 proportianal

Mathematics
1 answer:
patriot [66]3 years ago
7 0

Answer:no

Step-by-step explanation:

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Describe how the product of 0.4 × 2 would look on a ten-square grid. The product would have _____ squares shaded out of 10.
krek1111 [17]
0.8 squares shaded out of 10

You just do 4x2 which is 8

Then add the 0. In front of 8

Easy as that
8 0
3 years ago
3. Lucas bought grapes to bring to his class party. After the party,
Paul [167]

Answer: 4.2 lbs

Step-by-step explanation:

Amount of grapes he had (in pounds) = 1.9 + 2.3 pounds

Amount of grapes he had (in pounds) = 4.2 pounds

4 0
3 years ago
Help pls and no links
Svetlanka [38]

We know a or b != 0

but a-b==0 so both are the same unknown number

b/a must = 1

so

a/b is equivalent to b/a as a/b=1 as well.

So the last answer choice.

7 0
3 years ago
six girls and four boys have entered the science fair. first, second, and third place awards are to be given out. what is the pr
Dafna1 [17]
Given:
6 girls
4 boys

Probability of 1 girl being chosen: 1/6
Probability of 1 boy being chosen: 1/4
Probability of another boy being chosen: 1/3

1/6 = 0.17 x 100% = 17%
1/4 = 0.25 x 100% = 25%
1/3 = 0.33 x 100% = 33%

17% + 25% + 33% = 75%

The probability that exactly one girl and two boys will receive awards is 75%.
7 0
3 years ago
Read 2 more answers
1.What is the cross section formed by a plane that contains a vertical line of symmetry for a tetrahedron?
stiks02 [169]

1. Answer;

- Triangle

Explanation;

The cross section formed by a plane that contains a vertical line of symmetry for a tetrahedron is a Triangle.

A tetrahedron also a triangular pyramid, is a polyhedron composed of four triangular faces, six straight edges, and four vertex corners.

2. Answers

- Triangle

Explanation;

The cross section formed by a plane that intersects three faces of a cube is a Triangle. A cross section is the shape we get when cutting straight through an object. The shape of the cross-section of a solid depends upon the orientation of the cutting plane to the solid.

7 0
3 years ago
Read 2 more answers
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