What is the number of possible combinations of 7 objects taken 4 at a time?

A 5040

B 840

C 210

D 35

Gabriella bought 12 feet of ribbion for 0.75 per yard. how much did she pay?

What is 61,982 : 23?

Suppose the Census Bureau reports that the monthly household income for a particular region is normally distributed with mean of $5000 and a standard deviation of $1500. a.

If (47,83) is an ordered pair of the function F (x), which of the following is an ordered pair of the inverse of F (x) ? A. (47,0) B. (83, 47) C. (47,83) D. (0,83)

What's the mode and median for 22,36,9,27,30,20

All areas of the country use a BAC of 0.100.10 g/dL as the legal intoxication level. Is it possible that the mean BAC of all drivers involved in fatal accidents who are found to have positive BAC values is less than the legal intoxication level? a.

Suppose the wheels on the mountain bike have a radius of 33 centimeters. a) How far does the bike travel for each complete revolution of the 14 tooth rear sprocket?

Anthony cut his apple pie into 6 equal slice of the leftover pie on its own plate. What part of the pie will he put on each plate?

Choose the equivalent system of linear equations that will produce the same solution as the one given below. 6x + 2y = - 6 3x - 4y = - 18 A: 12x + 4y = - 12 15x = - 30 B: 8x + 4y = - 4 14x = - 10 C: 6x - 8y = - 36 -6y = - 42 D: 6x - y = - 15 3y = 9

An electrician charges 75 for a service call plus 25 per hour electricians go to with 250 then how many hours was he there right in the equation for the numbers of hours. He was there.