Magic of Maths — Maths STD 5 — Question

Find the greatest common factor of 15, 27 and 36.

Multiply with nikhilam formula (sutra):
१०७ × १०९

Below is given a final (pakka) map of a house which Renu had made. In a hurry, Renu forgot to write the measurements of the rooms. Think and write down the measurements of all the rooms of the house and help Renu. The blue line is the door, the orange line is the window.

Q.1. Home measurements :
Parking = __________ x __________
Verandah = __________ x __________
Living room = __________ x __________
Bedroom 1 = __________ x __________
Kitchen = __________ x __________
Dining room = __________ x __________
Bedroom 2 = __________ x __________
Bathroom 1 = __________ x __________
Bathroom 2 = __________ x __________
Q.2. Which is bigger - the kitchen or the verandah? What is the difference in the area of both?
Q.3. Is the dining room bigger or bedroom-2? What is the difference in the area of both?

Some shapes are given on the grid paper below. Find their area.

Read the below mentioned statement and form 4 digit numbers and write down :

Statement	Number
One such number in which 2 in the place of thousand, O in the place of hundred, 7 in the place of tens and 0 in the place of unit.
One such number in which 7 in place of thousand, 3 in place of hundreds, O in place of tens and 4 in place of unit.
One such number in which 3 is in place of thousand, 5 is in place of hundreds, 8 in place of tens and 9 in place of unit.
One such number in which 2 in place of thousand, O is in place of hundreds, 1 in place of tens and 5 in place of units.
One such number in which 8 in place of thousand, O is in place of hundreds, 0 in place of tens and 1 in place of unit.

Multiply using Nikhilam sutra (base 10 or 100):
१०४ x २७

In the Pushkar fair of Rajasthan thousands of people come to sell and buy animals/cattle. In this fair many varieties of animals come. Once in Pushkar fair, 1145 camels, 2778 sheep, 5369 goats, 1425 horses and 8319 cows were brought.
(i) What was the numbers of camels in Pushkar fair?
(ii) What was the total number of goats and sheep in Pushkar fair?
(iii) Total number of horses and cows in Pushkar fair?
(iv) If 200 more camels join to the fair, then what will be the total number of camels?
(v) In Pushkar fair which animal were lowest in number and highest in number?

Two milk cans contain 20 and 30 liters of milk respectively. What will be the measure of the largest vessel that can completely measure both cans?

Multiply using Nikhilam sutra (base 10 or 100):
12 x 8