Emily has 8 coins in her purse totaling 50 cents. The only kinds of coins she has are nickels and dimes. How many nickels does Emily have?

Can someone explain to me how to do these, I dont get it. A hair stylist worked from 8:45 A. M. until 12:15 P. M. and 12:45 P. M. until 5:15 P. M. Estimate the total number of hours worked. 8 hr 7 hr 15 min 8 hr 15 min 7 hr 30 min

Graph - y + 1 = 0 by finding the x and y intercepts

Ryan runs 100 m two times. His times were 14.19 s and 13.78 s. Daniel runs 100 m two times. His times were 15.77 s and 16.24 s. How much greater was Daniel's total time than Ryan's total time? Enter your answer in the box.

If you offered an item of $17.85 if the seller states he normally sells the same item of $19.95 what percentage discount is he offering you

9.1 dividing by 3576

What Exponential form is 1 / 10 x 10 x 10 x 10? :

Is 6 (x+0.4) equivalent to 3 (2x+0.8) ? YES or NO? Show your work! 6 (x+0.4) 3 (2x+0.8)

When is a rhombus a square? A. When its angles are convex angles B. When its angles are right angles C. When its sides are parallel D. When its sides are congruent

Do the ratios 3/4 and 4/8 from a proportion

Find the product. (y-3) (y-4) =