a sculpture is formed from a cylinder resting on the top of cuboid the cylinder has a radius 40 cm and height 70 cm the cuboid measure 80 cm by 80 cm by 140 cm the sculpture is made of steel the steel has a density of 8.05 g/cm³ calculate the total mass of the sculpture in tonnes you must show your working

Write the sentence as an equation. b increased by 281 is d

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?