On a recent day a Euro was equal to about 1.2 American dollars. Write an expression which estimates the number of dollars in x Euros. Then estimate the number of American dollars equal to 25 Euros.

Answers

Answer 1

Answer:

The expression for x euros is 1.2x American dollars and 25 euros is equal to 30 American dollars.

What are expressions?

A mathematical operation such as subtraction, addition, multiplication, or division combines terms into an expression. In a mathematical expression, the following terms are used:

An absolute numerical number is referred to as a constant.

Variable: A symbol without a set value is a variable.

Given Euro was equal to about 1.2 American dollars

1 Euro = 1.2 American dollars

x Euros = 1.2*x American Dollars

x Euros = 1.2x American Dollars

and 25 euros equals,

25 Euros = 1.2 *25 American Dollars

25 Euros = 30 American Dollars.

Hence the value of 25 Euros is equal to 30 American Dollars.

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Answer 2

Answer: Euro = 1.2 Dollars

x Euros = 1.2*x Dollars

x Euros = 1.2x Dollars

25 Euros = 1.2 *25 Dollars

25 Euros = 30 Dollars.

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Jade buys a 500 gram bag of beads at a market.Each bead has a mass of 0.48 grams.
Which of these is the best estimate for the number of beads in the 500 gram bag?
a.100
b. 250
c.1000
d. 2500

Answers

your answer is c.1000 beads

think about it like this how many times can .48 go into 500...1041.67 times

or you can think of it like this how many .48g beads do i need to reach 500g

then you simply do some division $(500)/(.48)$

remember be careful to put the decimal point when dividing!! hope this helps :)

How many times greater is the value of the 5 in 500 than the value of the 5 in 50

Answers

It is 10 times bigger. It is easy because you can do 50 x 10 which is 500 and you know it is 10 times bigger.

During one week, the price of a stock decreased $4 per day for 3 days and increased $2 per day for 4 days. Which integerrepresents the change in the price of the stock over the week?
-20
-4
4
20

Answers

The addition is one of the four fundamental mathematical operations. The correct option is B.

What is Addition?

The addition is one of the four fundamental mathematical operations, the others being subtraction, multiplication, and division. When two whole numbers are added together, the total quantity or sum of those values is obtained.

Given that the price of a stock decreased $4 per day for 3 days and increased $2 per day for 4 days. Therefore, The change in the price of the stock is,

Change in the price = (-$4 × 3 days) + (+$2 × 4 days)

= -$12 + $8

= -$4

Hence, the correct option is B.

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Answer:

-4

Step-by-step explanation:

so 4 would be negative because it decreased and 2 would be positive because it increased so multiply -4 by 3 wich is -12 then add it by 2 times 4 which is 8 and it is -4

Drag the tiles to the boxes to form correct pairs. Not all tiles will be used.Brian, Cheryl, and Malcolm conducted a survey of high school juniors and seniors asking if they plan to attend an out-of-state college.

Match the correct statement with the appropriate person's survey.