## OTS Mathematics Mcqs Online Test 6 Preparation Question Answers Start Below

```
```In what ratio 50 m² be decreased to 25 m²?

1 : 5

1 : 2

2 : 1

5 : 3

### Correct!

### Wrong!

For two or more algebraic expressions, the expression of highest degree which divides each of them without remainder is called?

L.C.M

H.C.F

rational expression

irrational expression

### Correct!

### Wrong!

For two or more algebraic expressions, the expression of lowest degree which is divisible by each of them without remainder is known as?

L.C.M

H.C.F

rational expression

irrational expression

### Correct!

### Wrong!

Product of two expressions⁄L.C.M =?

H.C.F

L.C.M

H.C.F + L.C.M

H.C.F × L.C.M

### Correct!

### Wrong!

The ratio of 10 dollars each to 84 dollars per dozen is?

7 : 8

8 : 7

42 : 5

5 : 42

### Correct!

### Wrong!

Two angles in a triangle are 63° and 57°. The ratio of 3rd angle to the first 2 should be?

3 : 4

2 : 1

1 : 2

5 : 6

### Correct!

### Wrong!

The number of methods to find L.C.M is/are?

4

3

2

1

### Correct!

### Wrong!

The number of methods to find H.C.F are?

2

4

3

5

### Correct!

### Wrong!

The unit of ratio is?

cm

inches

it has no unit

radians

### Correct!

### Wrong!

In ratio a : b, the first term a is called?

antecedent

extreme

consequent

mean

### Correct!

### Wrong!

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