the ratio of girls to boys in the 6th grade is 6:7 how many girls are there if there are 363 total students

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

Write the rational number in lowest terms 99/-15

98 point question what is the record for most points in one