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E:\Working\Focus_Learning\Math_Genius_3_(11-09-2024)\Open_Files\Answers
\ 11-Sep-2024 Sonia Suyal Proof-3 Reader’s Sign _______________________ Date __________
2. (a) minute (b) 15 (c) 30 (d) faster (d) 52 (e) March, August, November
3. (a) (iv) (b) (iii) (c) (i) (d) (ii) (f) Wednesday (g) Wednesday
Practice Time 10A 2. Leap Years: 1200, 2016, 2024
1. (b) 4:30; half-past 4 (c) 5:30; half-past 5 Maths Connect
(d) 7:30; half-past 7 15th August, 1947 ; 26th November, 1949 ; 26th January, 1950
2. (a) 11 12 1 (b) 11 12 1 (c) 11 12 1 (d) 11 12 1 Think and Answer
10 2 10 2 10 2 10 2 1. 12 hours 2. 8 hours 3. 6 hours
9 3 9 3 9 3 9 3
8 4 8 4 8 4 8 4 Practice Time 10F
7 6 5 7 6 5 7 6 5 7 6 5 1. (a) 4.1.2003; 4/1/2003 (b) 21.04.2014; 21/04/2014
3. (b) 3:15; quarter-past 3 (c) 3:45; quarter to 4 (c) 16th November, 2018; November 16, 2018
(d) 7:45; quarter to 8 2. (a) 120 minutes (b) 480 minutes (c) 24 hours
4. (a) 11 12 1 (b) 11 12 1 (c) 11 12 1 (d) 11 12 1 (d) 1440 minutes (e) 7200 minutes (f) 133 days
10 2 10 2 10 2 10 2 (g) 168 days (h) 300 days (i) 1460 days
9 3 9 3 9 3 9 3 Chapter Assessment
8 4 8 4 8 4 8 4
7 6 5 7 6 5 7 6 5 7 6 5 1. (a) (ii) (b) (ii) (c) (i)
5. (b) 8:30 (b) 9:15; quarter-past 9 2. (a) (iii) (b) (v) (c) (ii) (d) (i) (e) (iv)
(c) 10:00; 10 O'clock (d) 10:30; half-past 10 3. (a) 13 (b) 8 (c) 9 (d) 12
4.
(e) Thursday; quarter-past 11 5. (a) 300 minutes (b) 48 hours (c) 120 days (d) 490 minutes
Think and Answer 6. (a) 4 hours (b) 1 hours 15 minutes (c) 4 hours 15 minutes
1:15 p.m.
60
55 5 7. (a) 15/11/2018; Nov. 15, 2018 (b) 16 Nov. 2019; Nov. 16, 2019
50 11 12 1 10 (c) 26/1/2020; 26 Jan. 2020
10 2 9. 9 hours 55 minutes 10. 24 rounds 11. 720 minutes
45 9 3 15
8 4 Brain Sizzlers
40 7 6 5 20 1. 29 minutes 2. 8 hours
35 25
30 Chapter 11. Money
Quick Check
1. 30 minutes past 1, half past 1, 1:30 Let's Recall
2. 8:25 or 25 minutes past 8 1. (a) `75 (b) `180 (c) `275 (d) `700
Practice Time 10B 2. (a) two (b) five (c) five (d) four
(e) twenty
(f) ten
(h) twenty
(g) ten
1. (b) 25 minutes-past 10 (c) 15 minutes-past 11 Maths Connect
(d) 41 minutes-past 4
2. (a) (i) (b) (iii) (c) (iv) (d) (ii) 1050.50
3. (a) 11 12 1 (b) 11 12 1 (c) 11 12 1 (d) 11 12 1 Practice Time 11A
10 2 10 2 10 2 10 2 1. (a) Thirty rupees fifty paise
9 3 9 3 9 3 9 3 (b) Twenty rupees seventy-five paise
8 4 8 4 8 4 8 4
7 6 5 7 6 5 7 6 5 7 6 5 (c) Hundred rupees ten paise
4. (b) 8:16 (c) 7:05 (d) 11:55 (d) One hundred eighteen rupees seventy-five paise
Practice Time 10C (e) Five hundred fifty rupees twenty paise.
(f) Nine hundred ninety-nine rupees twenty paise.
2. (a) 6:30 a.m. (b) 5:00 p.m. (c) 7:15 p.m. (d) 8:05 p.m. 2. (a) `42.25 (b) `65.50 (c) `100.65 (d) `27.70
(e) 9:40 a.m. (f) 10:25 a.m. (e) `1.75 (f) `98.90
3. (a) second (b) minutes (c) hours (d) minute 3. (a) `155.50; One hundred fifty-five rupees and fifty paise
(e) minutes (f) hours (b) `80.50; Eighty rupees and fifty paise
Practice Time 10D (c) `702; Seven hundred two rupees.
(d) `500.75; Five hundred rupees and seventy-five paise.
1. (a) 11 12 1 11 12 1 4. (a) 75 paise (b) 2050 paise (c) 2505 paise (d) 1600 paise
10 2 10 2
9 3 , 9 3 5. (a) `9 (b) `5.50 (c) `40.01 (d) `10
8 4 8 4 6. (a) 5 rupees and 69 paise; `5.69 (b) 9 rupees and 4 paise; `9.04
7 6 5 7 6 5
(c) 83 rupees and 94 paise; `83.94 (d) 3 rupees and 41 paise; `3.41
(b) 11 12 1 11 12 1 Think and Answer
10 2 10 2
9 3 , 9 3 1. Ravi is left with `604.25.
8 4 8 4
7 6 5 7 6 5 Practice Time 11B
1. (a) `131.70 (b) `120.95 (c) `146.35 (d) `428.60
(c) 11 12 1 11 12 1 2.
10 2 10 2 (a) `258.05 (b) `520.25 (c) `192.30 (d) `110.30
9 3 , 9 3 3. (a) `1280.85 (b) `1652.40 (c) `1530 (d) `1222.90
8 4 8 4 (e) `335.45 (f) `132.75
7 6 5 7 6 5
2. (a) 5:30 (b) 3:15 (c) 7:00 4. (a) `6.50 (b) `51 (c) `13 (d) `49.35
`12.5
5.
3. (a) 9:30 (b) 2:15 (c) 11:45 6. (a) `280 (b) `116.25 (c) `374 (d) `24.50
4. 2:00 p.m. 5. 7:45 a.m. 6. 12:00 noon (e) `47.5
7. 6:25 p.m. 8. 8:25 p.m. Think and Answer
Practice Time 10E 1. `500 note 2. `2000 note
1. (a) 4 (b) 7 (c) July and August
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