Packs of batteries cost £2.85 each. ben has £45 to spend on batteries. ben buys as many packs as he can. work out how much change he should get from £45

What is the solution of sqrt x+2-15=-3

Lucy and donavan measured the length of the school garden. lucys measurement is 11.3m and donavans measurement is 113 cm. could both be correct? explain

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.