Which is the pillar of islam that refers to the pilgrimage muslims must make to mecca if they are physically and financially able?
a. shahada
b. sawm
c. salat
d. hajj

Louis wants to carpet the rectangular floor of his basement. the basement has an area of 864 square feet. the width of the basement is 2/3 it's length. what is the length of louis's basement

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?