1. ICAM MTH1012/APR2013
TUTORIAL 1
1. Round off the numbers below to significant figures like stated in the { }.
a. 5809 {1} c. 203.047 {2}
b. 3049 {3} d 123.456 {4}
2. Calculate the value of each number below and round off the values correct to two
significant figures.
a. 78.9 + 5.45 – 80.6 c. 0.48 2.5
b. 0.89 x 3.6 d. 600 (9.4 x 15)
3. Convert these numbers into standard form.
a. 0.0036 c. 45.67
b. 450 d. 0.0023
4. Calculate the value of each number below and give the answer in standard form.
a. 7800+ 9200 c. 0.45 x 0.14
b. 6500-3200 d. 30 0.015
5. Calculate the value of each number below and give the answer in standard form.
a. d.
b. e.
c. f.
6. Hanis has 3.14 m of rope. She cuts the rope into four equal parts of 0.75 m each.
What is the length, in m, of the remaining rope?
7. There was 1.5ℓ of the apple juice in a jug. Mona drank of the juice. Find the
volume, in mℓ, of the remaining juice.