Chapter 12: Ratio Rate & Speed - Math Mcqs for Grade 6 - Set 2

1)   If 05: 50 is to be converted in 12-hour clock notation then it can be written as

a. 5.50 a.m.
b. 1750 hours
c. 17 50
d. 67 hours
Answer  Explanation 

ANSWER: 5.50 a.m.

Explanation:
No explanation is available for this question!


2)   If 10.15 a.m. is converted into 24-hour clock then the time notation can be written as

a. 35 hours
b. 20 15
c. 10 15
d. 15 10
Answer  Explanation 

ANSWER: 10 15

Explanation:
No explanation is available for this question!


3)   A train is travelling at an average speed of 90 km/h. If a train left at 10 : 00 a.m. from station A then arrival time of train at station B which is 60 km away is

a. 10.40 a.m.
b. 10.50 a.m.
c. 11.10 a.m.
d. 11.20 a.m.
Answer  Explanation 

ANSWER: 10.40 a.m.

Explanation:
No explanation is available for this question!


4)   If a car left at 23 20 and reached at its destination point after 4 h 17 min then the time at which car arrived is

a. 4.20 a.m.
b. 3.37 a.m.
c. 3.50 a.m.
d. 4.10 a.m.
Answer  Explanation 

ANSWER: 3.37 a.m.

Explanation:
No explanation is available for this question!


5)   The total distance travelled is divided by total time taken to calculate

a. average rate of return
b. average time
c. average distance
d. average speed
Answer  Explanation 

ANSWER: average speed

Explanation:
No explanation is available for this question!


6)   If the cost of 1kg of flour is $2.6 then the cost of 12kg of flour (in dollars) is

a. 43.2
b. 35.2
c. 31.2
d. 41.2
Answer  Explanation 

ANSWER: 31.2

Explanation:
No explanation is available for this question!


7)   A car is travelling at an average speed of 25m/s then time taken by train to travel 1200m is (in seconds)

a. 40 seconds
b. 38 seconds
c. 48 seconds
d. 58 seconds
Answer  Explanation 

ANSWER: 48 seconds

Explanation:
No explanation is available for this question!


8)   If a worker works 8 hours for $25 then the pay for working 10 hours is

a. 31.25
b. 40.25
c. 50
d. 39.25
Answer  Explanation 

ANSWER: 31.25

Explanation:
No explanation is available for this question!


9)   Ana wants to make a necklace with white, blue and red beads. The ratio of white to blue beads is 2 : 3 while ratio of blue to red beads is 3 : 4. The ratio of white beads to blue beads to red beads in its simplest form is

a. 4:03:06
b. 2:03:04
c. 3:04:05
d. 6:03:06
Answer  Explanation 

ANSWER: 2:03:04

Explanation:
No explanation is available for this question!


10)   The ratio of apple trees to mango trees is 4 : 5 while that of mango trees to peach trees is 3 : 5. The ratio of apple trees to mango trees to peach trees is

a. 1:04:06
b. 2:03:05
c. 4:05:10
d. 2:05:10
Answer  Explanation 

ANSWER: 4:05:10

Explanation:
No explanation is available for this question!