Page 221 - Start Up Mathematics_4

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3. (a) 56 days (b) 35 days or 17 days (c) 10 days 2. (a) ` 103.65 (b) ` 312.48 (c) ` 2,053.46
2 2 2 (d) ` 1,018.34 (e) ` 1,024.88 (f) ` 31.20
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(d) 28 days (e) 42 days (f) 50 days (g) 35 days (g) ` 2,065.11 (h) ` 210.30 (i) ` 324.10
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(h) 14 days Exercise 11.3
4. Students to do on their own. 1. ` 1,633.75 2. ` 29.75 3. ` 32.75
Let’s Evaluate 4. ` 83.40
1. (a) (i) 4 o’clock (ii) 4:45 (iii) 7 o’clock 5. Money spent = ` 134.20
(b) (i) 11 12 1 (ii) 10:45 (iii) 11:25
10 2 Money Aditya gets back = ` 365.80
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8 4 6. BILL
7 6 5
2. (a) 15 h 05 min (b) 31 h 35 min (c) 6 h 25 min Cool Trends Bill No. 125
(d) 4 h 45 min Date: ____
3. (a) 9:00 p.m. (b) 8:30 a.m. (c) 10:00 a.m. S. No. Items Quantity Price (in `) Amount
(d) 6:30 p.m. ` p
4. (a) 200 min (b) 275 min (c) 4 h 20 min 1. Salwar suit 2 450 900.00
(d) 7 h 30 min 2. Jeans 3 875 2,625.00
5. (a) F (b) T (c) F (d) F (e) F (f) T 3. Shirts 2 325 650.00
6. Students to do on their own. 4. Sandals 4 522 2,088.00
Values and Life Skills Total 6,263.00
(a) 10 o’clock (b) 30 min (c) 1 h Let’s Evaluate
(d) 12:55 p.m. (e) 20 min (f) 6 h 1. (a) ` 7,803.46 (b) ` 1,384.60 (c) ` 4,526.25 (d) ` 7,019.85
Scratch Your Brain 2. (a) ` 795.18 (b) ` 2,881.61 (c) ` 3,421.41 (d) ` 5,033.45
1. (a) 7200 s (b) 900 s (c) 5400 s (d) 13200 s 3. (a) ` 620.35 (b) ` 543.12 (c) ` 1,387.20
2. (a) 5 h 35 min 36 s
(b) 5 h 50 min 55 s 3. 9:30 a.m. 4. (a) ` 1,045.23 (b) ` 1,072.81 (c) ` 203.05
5. (a) 8 m roll (b) 7 pack of DVD for ` 174.04
Chapter 11: Money
Let’s Recall Values and Life Skills
1. (a) ` 50 and 75 p (b) ` 411 and 35 p BILL
(c) ` 1,005 and 77 p (d) ` 717 and 12 p Grocery Shop Bill No.
(e) ` 1,559 and 15 p Date: ____
2. (a) ` 25 and 29 p (b) ` 342 and 26 p S. No. Items Quantity Price Amount
(c) ` 249 and 12 p (d) ` 25.08 (e) ` 115.88 (in `) ` p
(f) ` 186.75 1. Sugar 4 kg 35.25 141.00
3. (a) ` 116 and 60 p (b) ` 61 (c) ` 170 and 38 p 2. Biscuits 2 packets 15.75 31.50
4. (a) ` 107 (b) ` 9.03 (c) ` 9.02 3. Flour 5 kg 21.50 107.50
5. ` 40 4. Arhar dal 1 kg 98.00 98.00
6. Cost of 1 dress = ` 293.33, cost of 2 dresses = ` 586.66 Total 378.00
Exercise 11.1 Amount to be returned = ` 622.00
1. (a) 2,400 p (b) 2,890 p (c) ` 7.53
(d) ` 16.48 (e) ` 90.36 Scratch Your Brain
2. (a) ` 3,621.78 (b) ` 6,422.42 (c) ` 2,042.73 1. ` 65 2. 40 days
(d) ` 1,965.68 (e) ` 9,456.05 (f) ` 4,035.24 Assessment Sheet 3
(g) ` 6,925.50 I. Choose the correct answer.
3. (a) ` 893.95 (b) ` 3,123.30 (c) ` 5,182.05 1. (b) 2. (a) 3. (d) 4. (c) 5. (a) 6. (b) 7. (d) 8. (c)
(d) ` 380.90 (e) ` 2,723.11 (f) ` 1,518.74
4. ` 5,159.50 5. ` 3,074.22 6. ` 5,179.95 II. Solve mentally and answer.
7. ` 3,922.55 1. 18 kg 750 g 2. 1 3. 11 L 850 mL
Exercise 11.2 10
1. (a) ` 1,102.50 (b) ` 1,621.04 (c) ` 338.30 4. 6:00 p.m. 5. 1 h 15 min. 6. August
(d) ` 1,389.60 (e) ` 5,426.50 (f) ` 5,774.16 7. 28 January 8. ` 124.18 9. ` 205.75 10. 8,915 p

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