What is 3√11 as well as 2√50 (estimated) and how do I solve to get both answers?

Looking for more of an explanation, as I can easily solve these with an algebra calculator, yet I don't understand the procedure.

Gerry is knitting a scarf for a friend. She knits a gauge swatch which measures 4 in. by 4 in. If the square is 30 stitches wide and 39 rows long, how many stitches wide will she need to knit in order to make a scarf that is 18 inches wide and 36

3/7 to 6/7. what is the percent of change

The numerator of the simplified sum is

There are 20 sticks per panel on a soccer ball. A soccer ball has 32 leather panels. How many stiches in all.

In triangle DEF = 18 and m angle F = 45. Find the length of a leg rounded to the to the nearest tenth.

Can a variable squared be combined with a variable

I keep trying to understand this |4x+6|>-6 they want the intervol notation im just not understanding how to do it

George wants to save money for a car. George invests $1,100 in an account that pays an interest rate of 4%. How many years will it take for the account to reach $3,900?

In a right triangle, the acute angles measure * +15 and 2 * degrees. What is the measure of the larger acute angle of the triangle

In her gift shop, cheryl sells all stuffed animals for 60% more than what she paid her supplier. If one of these toys sells for $14.00 in her shop, what did it cost Cheryl?