Study the diagrams. Answer the following.
- What is the mass of the watermelon in kg?
- What is the mass of the apple in g?
- What is the mass of the bunch of grapes in g?
(a)
Mass of the watermelon = 3 kg
(b)
1 kg = 1000 g
Every 1 line of the second weighing scale → 100 ÷ 10 = 10 g
5
th line of the second weighing scale after 100 g
= 100 + 5 x 10
= 150 g
Mass of the apple = 150 g
(c)
6
th line of the third weighing scale after 200 g
= 200 + 6 x 10
= 260 g
Mass of the grape = 260 g
Answer(s): (a) 3 kg; (b) 150 g; (c) 260 g
