JHS 1

NUMBERS AND NUMERALS

11 Topics | 12 Quizzes

Counting Numbers and Numerals

Place Value Of Digits In Numerals

Comparing And Ordering Numbers [USING ]

Rounding Numbers To The Nearest Tens, Hundreds, Thousand And Million

Prime And Composite Numbers

Highest Common Factors (HCF) Up To 3 Digits

Least Common Multiples (LCM) Up To 2 Digits

Addition, Subtraction, Multiplication And Division Of Whole Numbers Involving Word Problems

Properties Of Operations (ON WHOLE NUMBERS)

Estimation Of Sum, Products And Quotient Of Natural Numbers

6 Topics | 7 Quizzes

Set Of Objects And Numbers

Describing And Writing Sets

Types Of Sets(FINITE, INFINITE, UNIT AND EMPTY[NULL] SETS)

Equal And Equivalent Sets

Intersection And Union Of Sets

5 Topics | 6 Quizzes

Equivalent Fractions

Ordering Fractions

Addition And Subtraction Of Fractions Including Word Problems

Multiplication Of Fractions Including Word Problems

Division Of Fractions Including Word Problems

SHAPE AND SPACE

2 Topics | 3 Quizzes

Relation Connection Faces, Edges, And Vertices Of Solid Shapes

LENGTH AND AREA

3 Topics | 4 Quizzes

Perimeter Of Polygons

Circumference Of A Circle(PERIMETER)

Area Of A Rectangle

POWERS OF NATURAL NUMBERS

3 Topics | 4 Quizzes

Powers Of Natural Numbers With Positive Exponents (INDEX)

Multiplication And Division Of Powers

Zero As An Exponent

INTRODUCTION TO THE USE OF CALCULATORS

1 Topic | 1 Quiz

Basic Functions Of The Keys On The Calculator And Calculator For Real life Computation

3 Topics | 3 Quizzes

Relation Between Two Sets In Everyday Life

Representing A Relation [DOMAIN,CO-DOMAIN]

Range Of A Relation And Relation As Ordered Pair

ALGEBRAIC EXPRESSIONS

2 Topics | 2 Quizzes

Addition And Subtraction Of Algebraic Expressions

Multiplication Of Algebraic Expressions

CAPACITY, MASS, TIME AND MONEY

5 Topics | 6 Quizzes

CAPACITY: Addition And Subtraction Of Capacities

MASS: Adding And Subtraction Masses Of Objects

TIME: Relationships Between Various Unit Of Time

Words Problems Involving The Relationship Between Days, Hours, Minutes And Seconds

MONEY: Addition And Subtraction Of Money Including Word Problems

4 Topics | 5 Quizzes

Idea Of Integers (NEGATIVE AND POSITIVE INTEGERS)…Comparing And Ordering Integers

Addition Of Integers

Subtraction Of Positive Integers

Multiplication And Division Of Integers

GEOMETRIC CONSTRUCTIONS

2 Topics | 2 Quizzes

Idea Of Locus…EXAPLAIN

Constructing…CIRCLES-PERPENDICULAR BISECTOR-BISECTOR OF AN ANGLE-PARALLEL LINES

DECIMAL FRACTIONS

6 Topics | 7 Quizzes

Converting Common Fractions To Decimal Fractions

Changing Decimal Fractions To Common Fractions

Ordering Decimal Fractions

Operations On Decimal Fractions

Correct Decimal Fractions To A Given Number Of Decimal Places… APPROXIMATION

Express Numbers In Standard Form

3 Topics | 4 Quizzes

Finding Percentage Of A Given Quantity

Expressing One Quantity As a Percentage Of A Similar Quantity

Solving Problems Involving Profit/Loss Percent

COLLECTING AND HANDING DATA (DISCRETE)

3 Topics | 4 Quizzes

Collection Of Data

Handling Of Data

Mode, Median And Mean

Quiz 8

JHS 1 NUMBERS AND NUMERALS Least Common Multiples (LCM) Up To 2 Digits Quiz 8

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Question 1 of 15

1. Question
1. Find the LCM of 20 and 25
- 100
- 200
- 50
- 80
Correct

Incorrect
Question 2 of 15

2. Question
2. Find the LCM of 12 and 15
- 30
- 48
- 60
- 120
Correct

Incorrect
Question 3 of 15

3. Question
3. Find the first 3 multiples of 30 and 45
- {90,180,210}
- {90,120,180}
- {90,180,270}
- {90,180,300}
Correct

Incorrect
Question 4 of 15

4. Question
4. Find the LCM of 30 and 45
- 180
- 90
- 210
- 120
Correct

Incorrect
Question 5 of 15

5. Question
5. Mr Arthur belongs to three committees in the church. One committee meets every 6 days, another meets every 14 days and the third meets every 21 days. They all met on the first day of the year. How many days after this will they meet on the same day again?
- 21
- 28
- 36
- 42
Correct

Incorrect
Question 6 of 15

6. Question
6. Find the least common multiple of 7, 14 and 18.
- 71418
- 1764
- 252
- 126
Correct

Incorrect
Question 7 of 15

7. Question
7. Find the least common multiple of the numbers 10, 15 and 25.
- 30
- 60
- 120
- 150
Correct

Incorrect
Question 8 of 15

8. Question
8. Find the Least Common Multiple of 4,5 and 6.
- 20
- 24
- 30
- 60
Correct

Incorrect
Question 9 of 15

9. Question
9. Find the least common multiple of 12 and 20.
- 24
- 48
- 60
- 80
Correct

Incorrect
Question 10 of 15

10. Question
10. Find the L.C.M of 2&sup2 x 3 x 5&sup2 and 2&sup3 x 3&sup2 x 5.
- 2&sup2 x 3 x 5
- 2&sup3 x 3 x 5
- 2&sup2 x 3&sup3 x 5
- 2&sup3 x 3&sup3 x 5&sup2
Correct

Incorrect
Question 11 of 15

11. Question
11. Find the Least Common Multiple of 4, 6 and 10.
- 10
- 24
- 30
- 60
Correct

Incorrect
Question 12 of 15

12. Question
12. The least common multiple of 16, 30, and 36 is
- 3
- 6
- 240
- 720
Correct

Incorrect
Question 13 of 15

13. Question
13. IF 18 = 2 x 3&sup2, 42 = 2 x 3 x 7 and 90 = 2 x 3&sup2 x 5 x 7, find the L.C.M of 18, 42 and 90.
- 2 x 3&sup2
- 2 x 3 x 7
- 2 x 3&sup2 x 5
- 2 x 3&sup2 x 5 x 7
Correct

Incorrect
Question 14 of 15

14. Question
14. Find the LCM of 30 and 40
- 90
- 20
- 120
- 15
Correct

Incorrect
Question 15 of 15

15. Question
15. Find the LCM of 10 and 30
- 90
- 10
- 20
- 30
Correct

Incorrect

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