time / hour - minute - second / exercise / class 1-2-3 / Knowledge Hub

 Change into minutes

a) 1 hour

b) 2 hours

c) 4 hours

d) 10 hours

e) 7 hours

f) 5 hours 20 minutes

g) 12 hours 13 minutes

h) 6 hours 35 minutes

Change into seconds

a) 1 minute

b) 3 minutes

c) 7 minutes

d) 24 minutes

e) 14 minutes

f) 8 minutes 9 seconds

g) 15 minutes 50 seconds

h) 12 minutes 36 seconds

Change into hours

a) 2 days

b) 3 days

c) 9 days

d) 17 days

e) 12 days

f) 4 days 5 hours

g) 17 days 10 hours

h) 5 days 8 hours

Answer these questions

1) How many days in the month of January?

2) How many days in the month of Fevruary?

3) How many days in the month of March?

4) How many days in the month of April?

5) How many days in the month of May?

6) How many days in the month of June?

7) How many days in the month of July?

8) How many days in the month of August?

9) How many days in the month of September?

10) How many days in the month of october? 

11) How many days in the month of November? 

12) How many days in the month of December?

Change into minutes

a) 120 seconds

b) 240 seconds

c) 540 seconds

d) 600 seconds

e) 720 seconds 

Change into hours

a) 120 minutes

b) 240 minutes

c) 540 minutes

d) 600 minutes

e) 720 minutes

Change into hours

a) 7200 seconds

b) 18000 seconds

c) 43200 seconds

d) 36000 seconds

e) 28800 seconds

Change into days

a) 120 hours

b) 168 hours

c) 240 hours

d) 144 hours

e) 528 hours

Change into minute and second.

a) 61 seconds

b) 185 seconds

c) 280 seconds

d) 529 seconds

e) 247 seconds

Change into hours and minutes

a) 125 miutes

b) 347 minutes

c) 456 minutes

d) 185 minutes

e) 245 minutes

 Change into days and hours

a) 150 hours

b) 730 hours

c) 345 hours

d) 385 hours

e) 61 hours

Add these

a) 35 seconds + 50 seconds

b) 50 minutes + 45 minutes

c) 11 hr  23 min  34 sec + 12 hr  19 min  48 sec

d) 15 hr  26 min  39 sec + 24 hr  49 min  56 sec

e) 18 hr  33 min  44 sec + 19 hr  53 min  39 sec

f) 9 years  10 months + 7 years  11 months 

g) 16 years  8 months + 5 years  10 months 

Find the present age by using date of birth

1) If the date of birth of Manohar is 16th march 2012. What is his present age.

2) If the date of birth of Deepak is 9th april 1998. What is his present age.

3) If the date of birth of Mahesh is 13th january 1986. What is his present age.

4) If the date of birth of Nitin is 26th june 2000. What is his present age.

1) If the date of birth of Kaushal is 28th August 1999. What is his present age.   

Subtract these

a) 37 min  26 seconds - 29 min 48 sec

b) 37 hr  25 min  30 sec - 19hr  36 min  45 sec 

c) 11 hr  15 min  20 sec - 7hr  20 min  55 sec 

d) 25 hr  45 min  37 sec - 18hr  26 min  40 sec 

e) 10 hr  35 min  35 sec - 4hr  46 min  38 sec 

Multiply these

a) 10 min 18 sec × 3 

b) 16 min 14 sec × 6 

c) 32 hr 26 min 15 sec × 5

d) 20 hr 16 min 25 sec ×7

e) 37 hr 45 min 30 sec ×4

Divide these

a) 18 min 40 sec ÷ 8

b) 10 min 3 sec ÷ 9

c) 26 hr 36 min 30 sec ÷ 5

d) 34 hr 43 min 12 sec ÷14

e) 86 hr 14 min 8 sec ÷ 16

 

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