Question

Rahul ate too much junk food during winter vacations and gained 2.2 kilograms in December. then he went on a diet and lost 1.5 kilograms in January then he lost another 3.7 kilograms in February. Rahul wants to know what the total change in weight was over these three months which of the following matches the situation above?
(a) 2.2+(-1.5)+3.7
(b) 2.2+(-1.5)+(-3.7)
(c) 2.2+1.5+(-3.7)
(d ) -2.2 - 1.5+3.7​

Answer 1

Answer:

b)2.2+(-1.5)+(-3.7)

in December= gain 2.2(+)

In January= 1.5 lose(-)

In February= 3.7 lose(-)

Answer 2

b) 2.2+(-1.5)+(-3.7)

in December = gain 2.2 (+)

in January = 1.5 lose (-)

in February = 3.7 lose (-)