# Tick-Tick-Tick – Chapter 4

**MODEL QUESTIONS FOR CBSE CLASS 4 MATHEMATICSTick-Tick-Tick – Chapter 4**

- List some activities that take about one hour to complete?
- Discuss about the growth of a) A hen b) A cow c) A bird.
- Elephant Appu’s grandfather is 95 years old. Chuchoo rat’s grandfather is 2 years old. Rani’s grandfather is 70 years old.

a) How much older is Appu’s grandfather than Rani’s grandfather?

b) Will Chuchoo’s grandfather ever grows as old as Appu’s grandfather?

c) How much younger is Chuchoo rat’s grandfather than Rani’s grandfather? - Where have you seen a 24 hour clock being used?
- Mark the given important days in order:

November 14, June 5, September 5, December 22, October 2, December 22. - A train leaves one station at 11.10 am and reaches the next station at 12.50pm. How long does it take to reach the next station?
- Manu went to his mother’s home on 7 th April and came back on 22 nd April. How many days he was there in mother’s home?
- Write the time using am or pm:

a) 10.20 at night

b) 4.45 morning. - Express in 24 hour clock time:

a) 4.30 pm

b) 6.15 am - Express in 12 hour clock:

a) 13:00 hours

b) 20:30 hours.

**ANSWERS:**

- Playing, Studying, and Cooking.
- These animals grow in the following order: Bird, Hen and Cow.
- a) Age of Appu’s grandfather = 95 years

Age of Rani’s grandfather = 70 years

Difference = 95 – 70 = 25 years.

b) No

c) Age of Chuchoo rat’s grandfather = 2 years

Age of Rani’s grandfather – 70 years

Difference = 70 – 2 = 68 years - Railway Station, Airport and Bus stand.
- June 5, September 5, October 2, November 14, December 22.
- 1 hour 40 minutes.
- 16 days
- a) 10.20 pm

b) 4.45 am - a) 16:30 hours

b) 6:15 hours - a) 1 pm

b) 8.30 pm