If There are
400 learners
who participate in athletics and
the ratio is 672/3, how many
learners will participate in high
jump?​

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

Cuántos triángulos forman un diamante

Find the least common factor denominator for these two rational 7/x^2 and 7/5x