Round 7,834 to the nearest hundred

Ericka is also in Mr. Whittaker's science class and she recorded the variation in water level at a different part of the river. She observed that the water level there fell 2.2 millimeters per year over a period of 6.

Solve each of the quadratic equations. 3x = 0.5x2 x = - 6 or x = 0 x = - 4 or x = 3 x = - 2 or x = 1.5 x = 0 or x = 6

A quarterback is sacked for a loss of 5 yard in Th e next play, his team loses 15yards then Th e team gain12yards on Th e third play

Your mother gave you 13.32 with which to buy a present this covered 3/5 of the cost. how much did the present cost?

Which set of side lengths can be used to form a right triangle? 4, 5, 6 2, 3, 4 30, 40, 50 10, 20, 30

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.