Knowing Our Numbers Test

Result

Knowing Our Numbers Test - 4

Score
-
out of -
Rank
-
out of -

TIME Taken - -

SHARING IS CARING

If our Website helped you a little, then kindly spread our voice using Social Networks. Spread our word to your readers, friends, teachers, students & all those close ones who deserve to know what you know now.

Weekly Quiz Competition

Question 1
1 / -0

(5,534 - 3,536) estimated to the nearest hundred is equal to

A
2,100

B
2,050

C
2,000

D
1,950

Solution

First solve the values in bracket i.e
5,534 - 3,536 = 1998

When rounding to the nearest hundred, we look in the tens column.
So, the estimated answer is:
2000
Question 2
1 / -0

Find the difference between the place values of the two 6s in 4,56,236.

A
5,994

B
6,000

C
6,200

D
6,500

Solution

The given number is 4,56,236.
One 6 is in the thousands column, so its place value would be 6,000.
The other 6 is in the ones column, so its place value would be 6.
So, difference = 6,000 - 6 = 5,994
Question 3
1 / -0

How can the number 'nine billion nine hundred thousand and ninety-nine' be written in expanded form?

A
9,000,000,000 + 900,00 + 90 + 9

B
9,000,000,000 + 900,000 + 90 + 9

C
9,000,000,000 + 900,990

D
9,000,000,000 + 900,000 + 99

Solution

Nine billion nine hundred thousand and ninety-nine = 9,000,900,099 = 9,000,000,000 + 900,000 + 90 + 9
Question 4
1 / -0

Estimate: 21 × 49.

A
1000

B
1029

C
980

D
1050

Solution

The general rule is: Round off each factor to its greatest place, then multiply the rounded off factors.
So, Rounding off 21 to 20 and 49 to 50, we multiply 20 and 50.

Therefore, by estimating 21 × 49, we get 20 × 50 = 1000
Question 5
1 / -0

Find XC + LXXX.

A
CLX

B
XXCL

C
CLXX

D
XCL

Solution

XC is 90.
LXXX is 80.
XC + LXXX = 90 + 80 = 170

170 is CLXX in the Roman numerals.
Question 6
1 / -0

Find the largest 5-digit and the smallest 5-digit numbers that can be formed by using the digits 6, 3, 4, 5 and 9, if the digits can be used only once.

A
96,543; 34,569

B
69,543; 39,654

C
64,935; 65,349

D
65,4391; 35,469

Solution

Given digits = 6, 3, 4, 5, 9
Largest 5-digit number that can be formed = 96,543
Smallest 5-digit number that can be formed = 34,569
Question 7
1 / -0

Bhardwaj goes to a shop and he has Rs. 1196 in his pocket. He wants to buy bottles of juice. The cost of each bottle is Rs. 52. Find the number of bottles he can buy.

A
21

B
22

C
23

D
25

Solution

Total amount = Rs. 1,196
Cost of each bottle = Rs. 52
So, number of bottles he can buy = 1196 ÷ 52 = 23
Question 8
1 / -0

The sum of the largest 3-digit number and the smallest 2 digit number is:

A
M

B
XCIX

C
MX

D
MIX

Solution

The largest 3-digit number is 999 - in Roman it is CMXCIX.
The smallest 2-digit number is 10 - in Roman it is X.
So, sum = 999 + 10 = 1009
1009 in Roman numerals is MIX.

User

Question Analysis

Correct -
Wrong -
Skipped -

My Perfomance

Score
-
out of -
Rank
-
out of -

Re-Attempt Weekly Quiz Competition

Knowing Our Numbers Test - 4

Result

Knowing Our Numbers Test - 4

Score

-

Rank

-

SHARING IS CARING

Question 1

2,100

2,050

2,000

1,950

Solution

Question 2

5,994

6,000

6,200

6,500

Solution

Question 3

9,000,000,000 + 900,00 + 90 + 9

9,000,000,000 + 900,000 + 90 + 9

9,000,000,000 + 900,990

9,000,000,000 + 900,000 + 99

Solution

Question 4

1000

1029

980

1050

Solution

Question 5

CLX

XXCL

CLXX

XCL

Solution

Question 6

96,543; 34,569

69,543; 39,654

64,935; 65,349

65,4391; 35,469

Solution

Question 7

21

22

23

25

Solution

Question 8

M

XCIX

MX

MIX

Solution

User

Question Analysis

My Perfomance

Score

-

Rank

-

Results Announcement on: coming Monday

Stay Tuned: We’ll update you on your result via email or SMS.