Q1: Look at the clock and choose the correct time.
(i) The clock shows:
(a) It’s two o’clock
(b) It’s twelve o’clock
Ans: It’s two o’clock
(ii) The clock shows:
(a) It’s nine o’clock
(b) It’s eight o’clock
Ans: It’s nine o’clock
(iii) The clock shows:
(a) It’s eleven o’clock
(b) It’s ten o’clock
Ans: It’s eleven o’clock
(iv) The clock shows:
(a) It’s three o’clock
(b) It’s seven o’clock
Ans: It’s three o’clock
(v) The clock shows:
(a) It’s five o’clock
(b) It’s four o’clock
Ans: It’s four o’clock
Q2: Fill in the blanks.
(i) 15 month = ______ year ______ months
(ii) 2 weeks 1 day = ______ days
(iii) 18 months = ______ year ______ months
(iv) 1 week 3 days = ______ days
Sol: Using the fact : 1 yr = 12 months, 1 month = 4 weeks(approx) and 1 week = 7 days
(i) 1 year 3 months
(ii) 15 days
(iii) 1 year 6 months
(iv) 10 days
Q3: Fill the boxes with >, <, or =.
(i) 80 min 1 Hrs. 15 min
(ii) 2 Hrs. 20 min 200 min
(iii) 125 min 1 Hrs. 25 min
(iv) 150 min 1 Hrs. 50 min
(v) 6 Hrs. 10 min 5 Hrs. 58 min
Sol: Using the fact: 1 hour = 60 minutes and 1 minutes = 60 seconds
(i) > ( 1 hr 15 min = 60 + 15 = 75 min )
(ii) < ( 2 hr 20 min = 2×60 + 20 = 140 min)
(iii) > ( 1 hr 25 min = 60 + 25 = 75 min)
(iv) > ( 1 hr 50 min = 60 + 50 = 110 min)
(v) > ( 6 hr 50 min = 6×60 + 50 = 410 min
5 hr 58 min = 5×60 + 58 = 358 min)
Q4: Answer the following Questions.
(i) Change the following to 24-hour clock: 2:30 afternoon
Sol: 14:30 hours
(ii) Which months have 30 days?
Sol: April, June, September, and November have 30 days.
(iii) How many months begin their names with the letter ‘J’?
Sol: January, June, July (3 months)
(iv) How many days do these months have together: January, February, and March? (Assume it’s not a leap year)
Sol:
January has 31 days
February has 28 days
March has 31 days
Total = 31 + 28 + 31 = 90 days
(v) Write the time for the below clock.
Sol: 1: 21 pm
(vi) Change the following to a 24-hour clock. 8:20 at night.
Sol: 20:20 hours
(vii) Which day of the week will it be after 10 days if today is 5th March and it is Sunday?
Sol:
Count 10 days from 5th March → It will be 15th March
Starting from Sunday, the 10th day is Wednesday
So, 15th March will be a Wednesday
(viii) Draw the hands to show the given time. 4:05
Sol:
(ix) A train leaves at 9.30 at night. The time written on the railway ticket would be ____
Sol: 21: 30 pm
(x)
Sol:
(a) 13:00 hr
(b) 21:00 hr
(c) 15:30 hr
(d) 18:00 hr
(e) 23:30 hr
(xi) Draw the hands to show the given time. Half past 2
Sol: