Explanation

The mode is the value that appears most frequently in the data set.

In the given data set (3, 5, 7, 8, 9), each value appears only once.

Since no value appears more than once, there is no mode.

Explanation

To add 2/9 and 1/3, we need a common denominator, which is 9.

1/3 = 3/9

Now, add:

2/9 + 3/9 = 5/9

Explanation

Total grains = 10 + 100 + 1000 = 1110 grains.

Total length = 1110 × 0.9 = 999 cm.

Explanation

Haemophilia is a genetic disorder where blood lacks certain clotting factors, leading to prolonged bleeding.

Even minor injuries can cause serious bleeding, making it a dangerous and rare condition.

Explanation

Step 1: Convert centimeters to meters

Since 1 meter = 100 centimeters, to convert centimeters to meters, we divide by 100.

Step 2: Calculate the length in meters

Length in meters = 250 cm / 100 = 2.5 m.

Explanation

"Each" is a distributive adjective that refers to every individual item or person separately in a group.

It modifies "participant" by specifying that every single one received a certificate.

Explanation

"Outside" is an adverb of place, telling where it is cold.

Adverbs of place describe location or direction, like here, there, outside, upstairs.

Explanation

To find the greatest number that divides 36, 44, and 52 completely, we need to find their Highest Common Factor (HCF).

Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, 36

Factors of 44: 1, 2, 4, 11, 22, 44

Factors of 52: 1, 2, 4, 13, 26, 52

The greatest common factor is 4.

Explanation

The present perfect tense (has + past participle) needs "sewn" (past participle of "sew").

"She has sewn her dress" is grammatically correct.

Explanation