Integrated Test

P.6 Test 3(for Book 6C)

Suggested Time: 30 minutes

There are 350 boxes of toys in a toy shop. 77 boxes of them are battery-powered toys.

% of all the toys are battery-powered toys.(1 mark)

There were 800 mL of soft drinks in the a bottle at first. Ivy poured some orange juice into the bottle to make some special drinks. The volume of the orange juice added was 30%of that of the soft drinks. How many millilitres of special drinks were made?(Show your working.) (3 marks)

Jason’s monthly salary is 6000 dollars, in which40% of itis spent on transportation and rent every month. If the expenseon transportation is 720 dollars each month, then what how many per cent of his monthly salary is spent on rent?

(Show your working.)(3 marks)

The original price of a product was 50 dollars. In which of the offers below would the least amount of money be paid? (1 mark)

A.Less 12%

B.Less 40%

C.Less 15% and then reduce by14 dollars

D.Less 80%and then with an extra 30% discount

The original price of a digital camera was3200 dollars. It is now sold at a 10% discount. For buying 2 digital cameras, how much can be saved?

(Show your working.)(3 marks)

The original price of a handbag was 820 dollars. It is now sold at 697 dollars.
What is the percentage discount of the handbag?(1 mark)

A.20%off B.15% off

C.12% off D.10% off

The original price of a mobile phone was 2150 dollars. The price is now reduced by 537.5 dollars. What is the percentage discount of the mobile phone? (1 mark)

A.10% off B.15% off

C.20% off D.25% off

In the circle on the right, DC and HK are its diameters.
______is the centre of the circle.(1 mark)
A.H B.M
C.O D.G /
In the circle on the right, O is its centre.
Which of the following is ae radius of the circle? (1 mark)
A.DC B.EO
C.HP D.OK /

The diameter of a circle is 20 cm. Its radius is cm.(1 mark)

A rectangle which is 12 cm long and 8 cm wide is drawn on a piece of paper.If we want to draw the largest circle enclosed by the rectangle with a pair of compasses, what should the distance between the pin and the pencil lead be? (1 mark)

A.12 cm B.10 cm C.6 cm D.4 cm

In the figure on the right, the perimeter of square ABCD
is120 cm.
The radius of the circle is cm.(1 mark) /
/ In the figure on the left, XandYare the centres of the two circles whose radii are equal in length.
W is the intersection of the two circles.
The radius of each circle is10cm.
The perimeter of triangle WXY is cm.(1 mark)

It takes a remote-controlledtoy car 40 seconds to get through a 100-metre track.
Its average speed is m/s.(1 mark)

Mr Cheung rides a motorbike at a speed of 62 km/h.
If he has travelled37.2 km, it took him minutes.(1 mark)

A plane flew from Place A to Place B at an average speed of 400 km/h. The whole
trip took 6 hours. Then the plane flew back from Place B to Place A at a speed of
480 km/h. How long did it take to fly back? (Show your working.)(3 marks)

Mr Ho drove a car from his home to Place A and Place B.
The following is his travel graph.

(a)Mr Ho’s average speed from his home to Place A was km/h.(1 mark)

(b)Mr Ho’s average speed from Place A to Place B was km/h.(1 mark)

The circumference of a circle is 37.68cm. Its diameter is cm.
(Takeπ = 3.14)(1 mark)

The circumference of a circle is18.84cm. Its radius is cm.
(Takeπ = 3.14)(1 mark)

Find the perimeter of the shaded part of the figure.
(Takeπ = 3.14)(1 mark)
A.21.98 cm B.28.98 cm
C.35.98 cm D.42.98 cm /
Find the perimeter of the shadedpart of the figure.
(Takeπ = 3.14)(1 mark)
A.15.7 cm B.31.4 cm
C.51.4 cm D.62.8 cm /

-End-

Test3.1