28 is 40% of what number?

A die is tossed and the number of dots facing up is noted. (a) Find the probability of the elementary events if faces with an even number of dots are twice as likely to come up as faces with an odd number.

Use identity to solve. sinxcosx=0

Steven earns extra money babysitting. He charges $31.25 for 5 hours and $50 for 8 hours. Write an equation to represent the relationship. Tell what the variables represent.

A computer is priced at 899.99. There is am 8.25% sales tax. What is the total amount that will be paid for the computer, including tax

What is the slope intercept form of: 0.25x+0.10y<5

What's the probability of P (T) ?

Evaluate. Be smart, (2.31∙5.82+4.18∙2.31+90∙2.31) : 2.31∙0.55

1. What 3 things must be true for a binomial to be a difference of squares? 2. How do you determine the square root of a term whose variable (s) have exponents greater than 2? 3. Is this a difference of squares? Show your work and explain.

If two shapes have the same area, must they have the same perimeter?

Keith has $500 in a savings account to beginning of the summer he wants to have at least $200 at the end of the summer he withdraws 25 per week for the tickets how many weeks can Keith withdraw money from his account