Question

(iv) Find the simple interest if principal Rs. 1800 Rate 5%
and time 2 year.
(V) Arrange and add:- (i) 42.01,0.62.0.396,99.8
Q.7 Solve the following:-
(09)
(i) If 39 bats costs Rs. 390. Find the cost of one bat.
(ii) If 15 toys cost Rs.750. Find the cost of 90 toys.
(iii) Find the area of rectangle whose length = 10 cm and
Breadth= 6cm​

Answer 1

Answer:

simple interest =prt/100=1800×5×2/100=180 rs

1.39 bats cost is 390

hence,1 bat will cost=390/39=10rs

2.15 toys cost rs 750

hence,cost of 1 toy=750/15

cost of 90 toys=750/15×90=4500rs

3.area of rectangle=l×b=10×6=60

hope it helped u out

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Answer 2

Answer:

iv) SI=PRT/100

So, by the above formula 1800*5*2/100=180.

9) 390/39=10

ii) 750/15=50. and 90*50=4500

iii) 60