Pus The time, t, required to drive a certain distance varies inversely with the
speed, r. If it takes 2 hours to drive the distance at 30 miles per hour, how long
will it take to drive the same distance at 50 miles per hour?

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.

P= price tax is 4% added to the price. which expression shows the total price including tax?