Question

25 A ribbon of length 5 1 4 (a) 5 mis cut into small pieces each of length m Number of pieces will be (c) 8 (b) 7 13​

Answer 1

Answer:

Correct option is

C

7

⇒ let length l =5

4

1

m

l=5+

4

1

=

4

21

m

& Small n pieces of length x=

4

3

m

So, l=nx

n=

x

l

=

4

21

×

3

4

=7

So, there are 7 pieces of length

4

3

Answer 2

Answer:

There is one organism that has no brain or nervous tissue of any kind: the sponge. Sponges are simple animals, surviving on the sea floor by taking nutrients into their porous bodies.