How to write 3000000 + 400000 + 70000 + 7000 + 100 + 80 + 8 in standard form?

A used bookstore wil trade 2 of its books for three of yours If Val brings in 18 books to trade how many books can she get from the store

The auditorium of the music center has 3 sections. Each section has 24 rows of seats. Sections A and C have 15 seats in a row. Section B has 20 seats in a row. How many seats are in the auditorium?

The radius of a fishing line is 2.5*10^-4 foot. Write this number in standard form. Then write your answer using inches.

The table shows ages of cindy and her dad. Dad 28 years old cindy 2 years old. Dad 36 years old, cindy 10 years old. Dads? Cindys 18 years old write and equation that related cindys age to her dads age when cindy is 18

There are 36carpenters in a crew. On a certain day, 29 carpenters were present. what of the team showed up to work

Write a real world problem that can be solved using proportion

How many nickels are in 2.25

A prom ticket cost $140. Tim is going to save money for the ticket by walking his neighbor's dog for $18 per week.

79, 79, 91, 91, 91, 91, 98, 98, 118, 130, what is the mean median and mode?

There are 2 seats on the left side on each row and 3 seats on the right side there are 90 seats on the right side of the plane how many seats are there all together?