Tell whether the number is written in scientific notation.

10.5*1012

Monica purchased adult and youth tickets for the fair. She bought x adult tickets for $28 each and y youth tickets for $15. Write an expression that can be used to show the total cost, C, of all tickets

What is twice the sum of 4x^2-x+1 and - 6x^2+x-4?

A shopkeeper sold a book for Rs. 40 and gets 15% profit. If he wants to get 20% profit then what will be the actual price of book?

What is true about Marcus's work? Check all that apply. Marcus should have substituted - 10 for b, not 10. The denominator should be 1, not 2. Marcus should have subtracted 4 (1) (25) in the square root.

Miranda found 4 pieces of an ancient ceramic bowl. Does Miranda have all the pieces of the bowl?

If a road sign is red then it is a stop sign"" what is the converse for this statement

A single 6-sided die is rolled. What is the probability of rolling a number that is not 3? A) 1 6 B) 2 6 C) 3 6 D) 5 6

Marry had 21 3 4 grams of salt. She used 7 1 4 grams to make spinach omelets and 4 7 8 grams to make mushroom omelets. About how much salt does Marry have left? Choose the best estimate.

In the diagram of parallelogram HIJK below, the diagonals HJ and IK are perpendicular, as shown. If HJ is 10 inches long and IK is 24 inches long, then why must HK be 13 inches long?

9/2. Write the fraction as a mixed number 10/7 write the fraction as a mixed number