Explanation

Let's calculate the total man-hours required to complete the work:

39 persons * 5 hours/day * 12 days = 2340 man-hours

If 30 persons work 6 hours a day:

Let x be the number of days they need to complete the work:

30 persons * 6 hours/day * x days = 2340 man-hours

180x = 2340

x = 13

Explanation

Land of Milk and Honey is the nickname of Lebanon.

The land of Maple Leaves is a nickname for Canada.

Land of the Rising Sun is a nickname for Japan.

Land of White Elephants is the nickname of Thailand.

The land of Rainbow is the nickname of South Africa.

Explanation

"They will be playing cricket at that time."

• The phrase "at that time" suggests a future point in time.

• To express an action that will be happening at a specific time in the future, we use the future continuous tense:
  → "will be" + verb-ing

Explanation

• "Much" is used with uncountable nouns like bread.

• A "loaf" is a countable unit of bread.

How much of bread do I have to pay for a loaf?

Explanation

In June 2018, Pakistan, alongside China, expressed interest in joining the International Solar Alliance (ISA). 

Explanation

1. Divide 5000 by 73:

$$5000÷73\approx 68.49$$

2. The next whole number after 68.49 is 69.

3. Multiply:

$$73\times 69=5037$$

Explanation

Part=3/8/1/12​​

=3​/8×12/1​

=36/8​

=9/2​

Explanation

Given:

• 10 lb of meat at Rs 1.69 per lb

• 20 lemons at Rs 60 per dozen

Step 1: Cost of meat

$$10 text{ lb} times 1.69 = 16.90$$

Step 2: Cost of lemons

• 1 dozen = 12 lemons

• So, price per lemon = $frac{60}{12} = 5$ Rs per lemon

• 20 lemons =$20\times 5=100$ Rs

  Step 3: Total cost

$$16.90 + 100 = 116.90$$

 Correct answer: (D) None of these

Explanation

The sentence has a dependent clause ("After he retired") and an independent clause ("he bought the house").

The subordinating conjunction "After" introduces the dependent clause, making it a complex sentence.

Explanation

General elections were held on 7th March 1977 by the Bhutto regime to address opposition demands.

The elections were followed by allegations of rigging, leading to widespread protests and political unrest.