Question

of the ship is 28 m, how long is uit
7. Suppose 2 kg of sugar contains 9 x 10 crystals.
How many sugar crystals are there in (1) 5 kg of sugar?) 1.2 kg of sugar?
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Answer 1

Answer:

i) Given,

2 kgs of sugar contain 9×10

6

crystals

∴ 1 kg of sugar contain

2

9×10

6

crystals

and 5 kgs of sugar contain

2

9×10

6

×5 crystals

=2.25×10

7

crystals

ii) Again,

2 kgs of sugar contain 9×10

6

crystals

∴ 1 kg of sugar contain

2

9×10

6

crystals

and 1.2 kgs of sugar contain

2

9×10

6

×1.2 crystals

=5.4×10

6

crystals