Ava is 23 cm Taller than olivia, and olivia is half the height of lucas. if Lukas is 1.78 meters tall how tall are ava and Olivia? Express there heights in cm.

Answers

Answer 1

Answer: 1.12 meters, which is 112 centimeters :)

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Jason wrote 1 1/3 as a sum of 3 fractions. None of the fractions had a denominator of 3. What fractions might Jason have used?

Answers

11/6 , 1/6 and 10/6 are the answer

Write the slope-intercept form of the equation for the line. a.y = 2x – 1 b.y = 1/2x + 1 c.y = –2x – 1 d.y =1/2 x – 1

Answers

Answer:

y = 2x -1

Step-by-step explanation:

the line passes through -1 on the graph

it rises 2

and moves right once

Hope this helps ! (:

There is an inverse relationship between x and y. If y is when x is 3, what is x when y is 9?3
5

Answers

For example, y = k/x; when x = 3 => k = 3y; when y = 9 => k = 27 and x = 27/9 = 3;
The answer is 3!

Hey, can someone help me with this?

Answers

Answer:

1/2 ÷ 4 = 1/8

Step-by-step explanation:

The way to think about this is you want to divide how much you have by how many people there are.

The students are selling cookies at a school fair.sara is selling 3 chocolate chip cookies for $2.49 .

a)if you wanted to buy one cookie from Sara how much would it cost ?

b) how much would it cost to buy20 of Sara's cookies ?
show your work and explain you reasoning .

Answers

a)
3 chocolate chip cookies - $2.49 .
So 1 chocolate chip cookies costs 2.49/3=$0.83
b)
1 chocolate chip cookie costs $0.83
20 chocolate chip cookies cost 0.83*20=$16.6

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions:y < 4x − 8
y is greater than or equal to negative 5 over 2 times x plus 5

Part A: Describe the graph of the system, including shading and the types of lines graphed. Provide a description of the solution area. (6 points)

Part B: Is the point (5, −8) included in the solution area for the system? Justify your answer mathematically. (4 points)