Suppose N represents a power of 10. what is the value of n when 31,100 is rounded to the nearest power of 10?

Find the value of this expression if x=-9 x-3

On a coordinate grid, what is the distance between (2, 4) and (2, - 3) ?

If s = - 5 and t = 3, find the value of s^2t. 225 75 30 -75

A silver ring has a volume of 3 cm - and a mass of 36 grams. Find the density of the silver.

What it means to distribute

Jack and Harry are waiters in a restaurant. Jack worked 6 hours and is paid £48 Harry worked 5 hours and is paid £45. A] Who earns more? B] What is the ratio of Jack and Harry's hourly pay?

77/11 in simplest form

A school administrator selects every 20th person on the list of names alphabetically to see what the favorite school subject is. Is this biased?

Daniel had $28 to spend at the fair. If the admission to the fair is $8 and the rides cost $2 each, what is the greatest number of rides Daniel can go on? A. Write an inequality that represents Daniel's situation. B. How many rides can Daniel go on?.

Liam is a tyre fitter. It takes him 56 minutes to fit 4 tyres to a van. a) How long would it take him to fit 12 tyres to three vans? b) If he works for 42 minutes, how many tyres can he fit?