Toni can carry up to 18 lb in her backpack. her lunch weights 1 lb. her gym clothes weight 2 lb. and her books ( b. weight 3 lb each. how many books can she carry in her backpack?

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

Drag the tiles to the correct boxes to complete the pairs. match the cart-coordinates with their corresponding pairs of y-coordinates of the unit circle

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?