What is the answer to this problem 8bsquared-5b-10

Lane is 10 times Mel's age. If the difference in their age is 27, how old is Mel? A. 26 B. 4 C. 3 D. 30

Luke shaded 20 squares on his hundreds grid Bella shaded 30 squares on her grid what two decimals are greater than Luke's decimal but less than Bekka decimal

Two trains leave the station at the same time, one heading west and the other east. The westbound train travels at 80 miles per hour. The eastbound train travels at 90 miles per hour. How long will it take for the two trains to be 476 miles apart?

Mathnificent is a math tutoring service. The first year it was open, it had 7 students. If 5 new students enroll each year, which of the following equations represents how many students will be enrolled in x years?

The ages of john and carl add up to 28 years total. John is 20 years older than carl. How many years old is carl?

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.