Mr. Lim and Mr. Tay had $31 090 at first. Mr. Lim donated $2390 of his money and Mr. Tay spent half of his money on a holiday trip. As a result, Mr. Lim had 3 times as much money as Mr. Tay. How much money did Mr. Lim have at first?

Your boss sends you to the hardware store to buy tie down rope. He tells you to buy the best deal. What is the savings per unit between the best deal and worst deal?10 feet for $7.00 20 feet for $13.00 50 feet for $28.00 100 feet for $57.50 A) $50.

If each muffin contains the same amount of cornmeal, how many kilograms of cornbread are in each corn muffin

Birth weights in norway are normally distributed with a mean of 3570 g and a standard deviation of 500 g.

Find the mean for the given set of data. -4, - 3, - 1, - 1, 0, 1 a) - 1 b) - 1 and 1/3 c) - 3/4

Explain stratified sampling?

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.