The graph shows the growth rate of a certain bacterian in a lab whee the number of bacterian depends on the number of hours since the start of the experiment

What is the t intercept of the line given by the equation below y= -10x + 14

Ashop has a sale that offers 20% off all prices. on the final day they reduce all the sale prices by 25% linz buys a ratio on the day. work out the overall percentage reduction on the price of the ratio

If the class creates a histogram of the data in table, how many students are in the range 12cm to 13.9 cm