Estimate the value of this expression by rounding each number to the nearest whole unit. (1.94) (7.51) (3.74)

A. 64

B. 21

C. 42

D. 56

Solve Proble Solve the problems. 1 Kia buys a shirt that costs $12.50 and some pairs of socks that are $2.50 each. She pays a total of $27.50. How many pairs of socks did Kia buy? Write your solution in a complete sentence. Show your work.

100 envelopes cost $0.70 how much would it be for 250

How long was WW2 and how much longer was it than WW1 (asking for a friend)

O earn a profit of $25, what percent does the store need to markup the item

If Inga Ingerton's property, valued at $35,000, is assessed at 40% of its value, and the mill levy is 83, then what is Inga's annual tax on this property?

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.