(iii) (b) How much distance has the dolphin covered before hitting the water level again?... | Case-Study 2m | Maths | SuperPadhai

Polynomials > Question

Case-Study2 marksYear: 2023MediumCBSE Class 10

polynomialsspeed-distance-time

Question

(iii) (b) How much distance has the dolphin covered before hitting the water level again?

Solution

1

Speed of dolphin

= 20

cm per second.
Dolphin hits the water level again at

t = \frac{5}{4}

seconds.

+1 mark

2

Distance covered

= 20 \times \frac{5}{4} = 25

cm

+1 mark

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