Respuesta :

birt54

Answer:

a= .3 , b= .4 , c= 40% and d=15%

Step-by-step explanation:

each one of the marks represents either 10% or .1 so since a is stretched over 3 of the marks it would be .3

same thing applies for b, c and d

A=.3, B=.4, C=40% and D=15%