Exercise 2.7 - Chapter 2 Numbers Term 1 5th Maths Guide Samacheer Kalvi Solutions - SaraNextGen [2024-2025]

Updated On May 15, 2024

By SaraNextGen

Ex $2.7$
Question 1.
Multiply
a. $473 \times 48$
b. $4052 \times 19$
c. $876 \times 25$
d. $854 \times 21$
e. $417 \times 39$
f. $870 \times 28$
Answer:

Question $2 .$
Answer the following:
a. There are 55 mangoes in a basket, Cost of one mango is 715 . What is the total cost of 55 mangoes?
Answer:
Total number of mangoes $=55$
Cost of one mango $=715$

$\therefore$ Total cost of 55 mangoes $=55 \times 15$
$=₹ 825$

b. There are 55 passengers in a bus. Each of them get tickets of 725 . What is the amount collected by the conductor?
Answer:
Total number of Passengers $=55$
Amount collected for each one $=₹ 25$
Total amount collected by the conductor

$=55 \times 25$
$=₹ 1,375$

c. A classroom has 23 benches, cost of one bench is 7725 . What is the total cost of all the 23 benches?
Answer:
Total number of benches $=23$
Cost of one bench $=₹ 725$
$\therefore$ Cost of 23 benches $=725 \times 23$
$=₹ 16,675$

d. There are 675 people living in a village. One person uses 251 of water daily. How much of water is needed for the village for one day?
Answer:
Total number of people in a village $=675$
Water used by them daily $=25$ litres
$\therefore$ Need of water for the village per day
$=675 \times 25$
$=16,875$ litres

e. In a building, there are 26 rooms, cost of painting for one room is $₹ 950$. What is the total cost of painting the building?
Answer:
Total number of rooms $=26$
Cost of painting for one room $=₹ 950$
$\therefore$ Cost of painting for 26 rooms
$=950 \times 26$
$=₹ 24,700$