Mona made fancy indigo costume decorations for each of the dancers in her year-end dance performance. She used 2/5 of a meter of ribbon for each decoration, which she got by cutting 4/5 of a meter of ribbon into equal pieces. How many decorations did Mona make?

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.

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?

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees