Diagram NOT
accurately drawn
ABCD is a trapezium.
AB is parallel to DC.
AB = 12a
AD = 3b
DC = 18a
E is the point on the diagonal DB such that DE = DB.
a) Find, in terms of a and b
i. DE
DE
AE

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?

Francis is getting new carpet tiles in his living room and den. his living room and den are connected. he needs to figure out how much carpet he needs and the cost involved. if each tile costs $2.00 per sq ft, how much would it cost to have new tile put in the den? a) $24 b) $36 c) $48 d) $54 plz awnser soon