72,000 x 143,000 in Scientific notation

Andrea wanted to calculate 5% of 300, so she multiplied 300 by 0.5 (300 x 0.5). Explain why this equation will not produce the correct answer and what Andrea should have done to get the correct answer.

Quiz 3 Write an expression to represent: Eight more than the product of two and a number. Re

Simplify the expression. 4/5 n - 3 + 7/10 n

The students at a school a assembly were divided into 4 equal groups there were 63 students in each group write and solve an equation to determine the number of students that were at the assembly

Randy had grades of 85,92,96, and 89 on his last four math test. What grade does he need on his next test to have an average of 92?

Ivan earns $8 each time he walks his neighbors dog. he already walked his neighbors dog 5 times. how many more times does he need to walk the dog to earn enough money to buy a game that costs $88

What is the measure of angle A in the triangle below? Right triangle A B C is shown. Side B C has a length of 9 and hypotenuse A B has a length of 18. 30° 45° 60° 90°

Estion 15 of 20 : Select the best answer for the question. 15. In order for a button to fit through its buttonhole, the hole needs to be the size of the button's diameter. What size buttonhole is needed for a button with a circumference of 9.

In chemistry a mole is a unit of measure equal to 6.02x10^23 atoms of a substance. the mass of a single neon atom is about 3.35 X 10^-23 g. what is the mass of 2 moles of neon atoms?

Pdcms sold a total of 110 tickets for the school play. an adult ticket is $7 and a student ticket is$4. the school collected a total of $569 how many adults and how many students attended the play