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## All Questions

#### Q : 3     Radhika’s mother gave her Rs   and her father gave her Rs , find the total amount given to Radhika by the parents.

The amount Radhika got from mother = Rs

The amount Radhika got from father = Rs

Total amount Radhika have = Rs      Rs

=  Rs

Hence the total amount of money Radhika got from her parents is Rs 26.30.

#### Q : 2    Rashid spent Rs   for Maths book and Rs for Science book. Find the total amount spent by Rashid.

Amount spend on maths book =  Rs

Amount spend on science book =  Rs

Total amount spend = Rs    Rs

=   Rs

Hence the total amount spends by Rashid is Rs 68.35.

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#### Q : 1    Find the sum in each of the following :             (a)                (b)                (c)                (d)                (e)                (f)

As we know that the decimal addition is exactly like normal addition and we don't change the position of decimal in the number.

So,

(a)

(b)

(c)

(d)

(e)

(f)

#### Q : 7    Ravi purchased 5 kg 400 g rice, 2 kg 20 g sugar and 10 kg 850g flour. Find the total weight of his purchases.

amount of rice purchased by Ravi = 5 kg 400 g.

amount of sugar purchased by Ravi = 2 kg 20 g.

amount of flour purchased by Ravi = 10 kg 850 g.

As we know.

For adding two numbers their unit must be the same.

So,

Also,

And,

So,

The total weight of the grain Ravi purchased = 5.4 kg + 2.002 kg + 10.85 kg

= 18.270 kg

Hence Ravi purchased total grain having the weight of 18.270 kg.

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#### Q: 6    Sunita travelled 15 km 268 m by bus, 7 km 7 m by car and 500 m on foot in order to reach her school. How far is her school from her residence?

The distance travelled by bus = 15 km 268 m

The distance travelled by car = 7 km 7 m

The distance travelled by foot = 500 m

As we know, when adding two numbers, their units must be the same.

So,

Also

And,

So,

The total distance Sunita travelled = 15.268 km + 7.007 km + 0.5 km

= 22.775 km

Hence, the distance between Sunita's residence and school is 22.775 km.

3.042

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#### Q : 4    Nasreen bought 3 m 20 cm cloth for her shirt and 2 m 5 cm cloth for her trouser. Find the total length of cloth bought by her.

Length of cloth for shirt =  3 m 20 cm

Length of cloth for trouser =  2 m 5 cm

As we know.

For adding two numbers their unit must be the same.

So making length in meter:

and

Now,

Total Length of the cloth = 3.2 m + 2.05 m

=  5.25 m

Hence Nasreen bought clothe with a length of 5.25 m.