Find the number of permutations of the first 8 letters of the alphabet taking four letters at a time.

a. 1680

b. 56

c. 6720

d. 109

What the disrubitive of property

Strawberry's are 3.50$ a pound and you bought 18.25$ worth of strawberries

Two chemicals X and Y are to be mixed together to achieve a 16ml solution that is 7.4% water. Chemical x is 5% water and Y is 9% water. How much Y should be used in the mix?

Jerome solved the equation 1 3 x + 5 6 = 1 as shown. 1. Subtraction property of equality: 1 3 x + 5 6 - 5 6 = 1 1 - 5 6 2. LCD: 1 3 x = 1 6 - 5 6 3. Multiply by the reciprocal: (3 1) 1 3 x = - 4 6 (3 1) 4.

Which statements are true about the graph of the system of linear inequalities? Select two options. y > 3x - 4 y < One-halfx + 1

Alex and Peter win some money and share it in the ratio 3:5. Alex gets £33. How much did Peter get?

What are the steps for this equation?: 6x-5=3x+4

A waether forecast predicts a 30% chance of rain for each of the next 3 days. Describe a way to stimulate the chance that it will rain the next three days

For his birthday party, Perry mixed together 3 gallons of Jackson's fruit punch, and 2 gallons of Bonanza's fruit punch. Jackson's fruit punch contains 20% fruit juice, and Bonanza's fruit punch contains 55% fruit juice.

Your parents allow you to borrow a car to get to your part-time job, but you have to pay for a tank of gas each month. Gasoline costs $2.76/gallon and the tank takes 15 gallons.