, 20.06.2020 20:57, conyers234

# Estimate the difference 7 wholes and 3/4 2wholes in 2/5

### Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:30, leenzazou98241
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.
Mathematics, 21.06.2019 17:00, princesskhj6932
Find k so that the line through (5,-2) and (k,3) is parallel to 10x+11y=22, perpendicular to 3x+4y=8