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## All Questions

#### Q : 4    Rani had Rs . She bought one ice-cream for Rs .  How much money does she have now?

Total Money Rani had = Rs 18.50

The money she spent on ice-cream = 11.75

The Remaining money Rani have = Rs 18.50 - Rs 11.75

= Rs 6.75

Hence Rani has 6.75 Rs now.

#### Q : 3    Raju bought a book for Rs . He gave Rs 50 to the shopkeeper. How much money did he get back from the shopkeeper?

Total money Raju gave to shopkeeper = Rs 50

The price of the book = Rs 35.65

Money shopkeeper will return Raju = Rs 50.00 - Rs 35.65

= Rs 14.35

Hence Raju got 14.35 Rs from the shopkeeper.

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#### Q : 2    Find the value of :            (a)              (b)             (c)              (d)

As we know, subtraction in decimal works exactly like normal subtraction, we just have to maintain the place of decimal.

So

(a)

(b)

(c)

(d)

#### Q : 1    Subtract :            (a) Rs   from Rs             (b) m from 250 m            (c) Rs   from Rs             (d) km from km            (e) kg from kg

As we know, subtraction in decimal works exactly like normal subtraction, we just have to maintain the place of decimal.

So

(a) Rs   from Rs

Rs

(b)  m from 250 m\

m

(c)Rs   from Rs

Rs

(d )  km from km

km

(e)  kg from kg

kg

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#### Q : 7    Aakash bought vegetables weighing 10 kg. Out of this, 3 kg 500 g is onions, 2 kg 75 g is tomatoes and the rest is potatoes. What is the weight of the potatoes?

Total weight of the vegetables = 10 kg

weight of onion = 3 kg 500 g = 3.5 kg

weight of tomato = 2 kg 75 g = 2.075 kg

Total weight of onion and potato = 3.5 kg + 2.075 kg

= 5.575 kg

So, The rest weight of potato = 10 kg - 5.575 kg

= 4.425 kg

Hence, the weight of the potato is 4.425 kg.

#### Q : 6    Namita travels 20 km 50 m every day. Out of this she travels 10 km 200 m by bus and the rest by auto. How much distance does she travel by auto?

Total distance travelled by Namita = 20 km 50 m = 20.05 km

The distance travelled by bus = 10 km 200 m = 10.20 km

The remaining distance, which is travelled by auto, = 20.05 km - 10.20 km

= 9.850 km.

Hence, the distance travelled by Namita in auto is 9.850 km.

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#### Q: 5    Tina had 20 m 5 cm long cloth. She cuts 4 m 50 cm length of cloth from this for making a curtain. How much cloth is left with her?

Length of cloth initially = 20 m 5 cm = 20.05 m

Length of cloth Tina cuts = 4 m 50 cm = 4.50 m

The length of remaining cloth = 20.05 m - 4.50 m

=  15.55 m

= 15 m 55 cm

Hence the length of remaining cloth Tina have is 15 m 55 cm.