Level E Mixed15
By Mr Slavin
Practice level E Mental Arithmetic - when you have finished click on the MARK ANSWERS button under Q12 for your mark
1. What is the square root of 49?
2. Find 75% of 20
3. Divide 20 in the ratio 2:3
3:2
12:8
8:12
2:3
4. What is the tenth number in the sequence: 3, 7, 11, 15, 19.....
31
35
39
43
5. 4 ÷ 5 =
1.25
0.5
0.75
0.8
6. What is the product of 6, 8 and 10
7. What is the probability of throwing a two or three when you roll a die?
1/6
2/6
3/6
5/6
8. If x = 5 and y = 7 what is the value of 3x + 2y?
9. What is the value of: -4 x (5+7)
48
-27
-13
-48
10. Complementary angles add up to
90°
180°
360°
0°
11. 45 + 62 - 54
12. A square has an area of 64cm². What is the perimeter of this square?
16cm
64cm
32cm
32cm²