In a class 40% of the pupils are girls.
On Tuesday, 25% of the
girls were absent, if 15 girls were
present, how many boys are there
in that class?
71
TEACHER'S SIGNATURE​

Isabelle is mixing red and blue paint to make purple paint she adds 3/10 of a fluid ounce of red to 12/25 of a fluid ounce of blue to make 1 1/30 fluid ounces of purple how many fluid ounces of red paint ounces of red paint will she need to make 3 fluid ounces of purple paint