Cards with the numbers 1 through 40 are placed in a box and thoroughly shuffled.

what is the probability of randomly selecting a card with a number less than 10 or a multiple of 15?

a.

b.

c.

d.

Timed***how else can the sequence for row 1 be written? notice: square a: 1 penny = 20 square b: 2 pennies = 21 square c: 4 pennies = 22 the sequence formed is geometric, with a1 = , and common ratio r = .

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

Which of the following statement about pascal's triangle are true?