0 of 5 questions completed
Questions:
You have already completed this quiz. You cannot start it again.
Quiz is loading…
You must sign in or sign up to take this quiz.
You must first complete the following:
Quiz complete. Results are being recorded.
0 of 5 questions answered correctly
Your Time:
Time has elapsed.
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
1) A model car travels 143km (to the nearest km) and uses 26.3litres of fuel (correct to one decimal place). Find the upper and lower bounds of the rate of fuel consumption in km/litres.
UB = LB =
Calculate upper and lower bounds for the area of the rectangle shown above, whose dimensions are correct to two significant figures.
UB = LB =
3) A Book has a mass of 17kg to the nearest kilogram. What are the upper and lower bounds for the total mass of 10 of these books?
UB = LB =
4) The radius of a circle is 4.5 (one decimal place). Calculate the upper and lower bounds of the area and the circumference.
Area: UB = LB =
Circumference: UB = LB =
5) The area of a rectangle is 69.2cm^{2} (1d.p). The width is given as 15.5cm (1d.p). Calculate the upper and lower bounds for the length of the rectangle.
UB = LB =