Mobiles 4

1
Mobiles 4

• Algebra

2
Mobiles ex1

• Which is heavier?
• a) The elephant or the monkey?
• b) The cylinder or the cube?
• c) The pineapple or the sheep?
• 2. In the mobile, the banana
• weighs twice as much as the parrot.
• If a duck weighs x grams, find the weight of
  the banana in terms of x.
• 3. If a sheep weighs 78 grams, find the value of
  x.

3
Mobiles ex2

• 1. The banana weighs 3 times the parrot. If the
  parrot weighs x grams, find the weight of the
  ostrich
• in terms of x
• 2. If the ostrich weighs 120 grams, find the
  weights of
• (i) box (ii) a duck

4

• 1. The parrot weighs 3 times as much as the
  banana. If a duck weighs x grams, what does the
  banana weigh in terms of x.
• 2.If the sheep weighs 144 grams,
• find the weight of the monkey.

Mobiles ex3
5
Mobiles ex4
1. If a duck weighs x grams what is the weight
of the parrot in terms of x. 2. If
the pineapple weighs 560 grams,
find x.
6
Mobiles ex5
1. If a duck weighs x grams what does a banana
weigh in terms of x? 2. If the sheep
weighs 120 grams, find x and hence find
the weight of a banana.