Can someone answer these 3 problems.

(7+7-4) x5

4+1 (2-1)

(4+2) + ((5+1) x 2) + 1

How do you know when you've found all the factors of a number?

How many significant figures does the number 546.000 have

Roberta needs ribbon for a craft project. the ribbon sells for $3.75 per yard. whats the cost in dollars for 48 inches of ribbon?

What is the answer to the equation x+y=36 and 6.99x+10.99=331.64

Subtract w + 4 from 6w + 3

The diameter of a circle is 22 feet using the formula A=TT r2, what is the area of the circle? use 3.14 for pi

Who built Cape Coast Castle

At the city museum, child admission is $5.70 and adult admission is $9.20. On Wednesday, 151 tickets were sold for a total sales of $1074.20. How many adult tickets were sold that day?

The American Water Works Association reports that the per capita water use in a single-family home is 77 gallons per day. Legacy Ranch is a relatively new housing development.

How do I plot on the number line to round to hundred and tens