Under 18 29
10
39
18 to 30
82
21
103
31 to 50
45
IN
Over 50
120
Total number of members
454
The club secretary carries out a survey of the members.
He chooses a sample, stratified both by age range and by gender, of 90 of the 454 members
(b)
Work out an estimate of the number of male members, in the age range 31 to 50, he
would have to sample.
WHAT
Total

Ican interpret and represent the remainder in division calculations sensibly for the context (eg if we wont to know how many 40 seat buses will be needed to transport 170 students for on excursion, we divide 170 by 40 and realise buses and another smaller vehicle to that we need 4 transport 10 more students) solve the following questions. show your work! 11) the zoo had 420 butterflies that needed to be transported to a new enclosure. the boxes that the butterflies would be moved in only hold 80 butterflies in each. how many boxes would they need? 2 12) each classroom in the school can have exactly 25 students, if there are 345 students in the school how many full classrooms are there?