If a = 7^x , b = 7^y and a^yb^x = 49 show that xy =

Write the fraction or mixed number and the decimal shown by the model

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent ?