Maths- Calculator needed.
1. Multiply 241 and 512
2. A team of 12 builders take 72 hours to build 2 houses. How long would it take for 5 builders to
build 4 houses.
3. Expand ( x + 3 ) ( x - 13 )
4. Expand ( x - 4 ) ( 2x - 11 )
5. Factorise x² - 2x - 63
6. Here is a list of numbers: 3 6 11 6 1 8 6 2
A) Find the range
B) Find the mode
C) Find the median
D) Find the mean
7. A class has 30 students. The average score on a maths test was 80%. The average score for
the girls was 90%. There were 12 girls. What was the average score for the boys.
8. Find a. 40= 3a - 16
2
1. Multiply 241 and 512
2. A team of 12 builders take 72 hours to build 2 houses. How long would it take for 5 builders to
build 4 houses.
3. Expand ( x + 3 ) ( x - 13 )
4. Expand ( x - 4 ) ( 2x - 11 )
5. Factorise x² - 2x - 63
6. Here is a list of numbers: 3 6 11 6 1 8 6 2
A) Find the range
B) Find the mode
C) Find the median
D) Find the mean
7. A class has 30 students. The average score on a maths test was 80%. The average score for
the girls was 90%. There were 12 girls. What was the average score for the boys.
8. Find a. 40= 3a - 16
2
