Bob’s Bakery is counting the amount of pastries sold in 4 days. For the first 3 days, the bakery sold 147 pastries each day. On the 4th day, the bakery sold 138 pastries. How many pastries did the bakery sell in 4 days

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.

Secant ac and bd intersect at point e inside f what is the measure of aed if measurements cd equals 30 a b is 50 and cb is 170

Which strategy is used by public health to reduce the incidence of food poisoning?