3x+8x=3333
11x=3333
X= 303
Boys 3x,so 3*303=909
There would be a 10% chance that they would have the same birthday
Answer:
The first shape is triangle; area of a triangle = 1/2*b*h
= 1/2*7*3
= 1/2*21
= 21/2
= 10.5
The second shape is rectangle; area of rectangle = l*b
= 7*3
= 21
Total area:
10.5+21
= 31.5
