Jake is going to call one person from his contacts at random. He has 30 total contacts. 16 of those contacts are people he met at school. What is P (call a person from school}?

A chemist recorded the change in temperature of a cooling liquid as - 25.5°f over a 1.5 minute period. the temperature fell at a constant rate. what was the rate of change in temperature?

A vendor bought toffees at 6 for a rupee. How many for a rupee must he sell to gain 20%?

A sports arena covers 710,430 square feet of ground. A newspaper reported that the arena covers about 700,000 square feet of ground. To what place value was the number rounded?

what is this answer? [2 + (16+29) : 9]*3

What is the best estimate length of a football

If the mean of the following distribution is 91 and sum of frequencies is 150 find x and y

Find the value of the spring constant for the spring in trial i. use 0.367 s for the value of the period. the mass of the suspended block is 0.400 kg. enter your answer in n/m with three significant figures.

5 + 3x = - 1 + 6 (6x + 1)

If you see a triangle that has a small box in one angle, what type of triangle is it?

There are t teams in a soccer league. each team consists of 11 players. write an equation to find how many players p are in the league