Question

(c) Arun runs 13 km every Sunday, Wednesday, and Friday. How many kilometres will he run in a month that has 5 Sundays, 4 Wednesdays, and 4 Fridays?​

Answer 1

Step-by-step explanation:

GIVEN = He runs 13 km per sunday, wednesday and friday .

SO, The month which has 5 sundays, 4 Wednesdays, and 4 Fridays .

HE RUNS = → 5+4+4=13.

SO. he runs =13 × 13 = 169 km

Answer 2

Given,

The distance covered by Arun in one run in km$\[ = 13\]$

The number of Sundays Arun ran$\[ = 5\]$

The number of Wednesdays Arun ran$\[ = 4\]$

The number of Fridays Arun ran$\[ = 4\]$

Solution,

Know that Arun runs on Sunday, Wednesday and Friday.

Therefore, the total distance covered by Arun in the month is

$\[\begin{array}{l} = 5\left( {13} \right) + 4\left( {13} \right) + 4\left( {13} \right)\\ = 65 + 52 + 52\\ = 169\end{array}\]$

Hence, the total distance covered by Arun in the month is $\[169{\rm{km}}{\rm{.}}\]$