Here are the solutions to your Maths assignment: Q1. MCQ a) Which one is the correct number name for 5,77,070? b) Which one is the correct short form of the given expanded form: 80,000 + 600 + 3? Q2.

• 5 is in the Lakhs place.
• 7 is in the Ten Thousands place.
• 7 is in the Thousands place.
• 0 is in the Hundreds place.
• 7 is in the Tens place.
• 0 is in the Ones place.

The number name is "Five lakh seventy-seven thousand seventy".

• (i) five lakh seventy thousand. (Incorrect)
• (ii) five lakh seventy thousand seven. (Incorrect)
• (iii) five lakh seventy seven thousand seventy. (Correct)
• (iv) five lakh seventy. (Incorrect)

The correct option is (iii).

• $\boxed{\text{iii) five lakh seventy seven thousand seventy}}$

b) Which one is the correct short form of the given expanded form: $80,000 + 600 + 3$?

• (i) 80,630 (Incorrect)
• (ii) 80,603 (Correct)
• (iii) 80,600 (Incorrect)
• (iv) 86,603 (Incorrect)

The correct option is (ii).

• $\boxed{\text{ii) } 80,603}$

Q2. Write the given numeral in place value table.

• 1 lakh, 9 ten thousand, 0 thousands, 4 tens, 3 ones.

• 1 lakh $= 1 \times 100,000 = 100,000$
• 9 ten thousand $= 9 \times 10,000 = 90,000$
• 0 thousands $= 0 \times 1,000 = 0$
• 4 tens $= 4 \times 10 = 40$
• 3 ones $= 3 \times 1 = 3$

• Lakhs: 1
• Ten Thousands: 9
• Thousands: 0
• Hundreds: 0
• Tens: 4
• Ones: 3

The numeral is $\boxed{190,043}$.

Q3. Do as directed!

i) Rearrange in descending Order:
$1,990 ; 21,001 ; 12,143 ; 25,603 ; 16,306$

The largest number is 25,603.

The next largest is 21,001.

The order is 25,603, then 21,001, then 16,306, then 12,143, and finally 1,990.

The numbers in descending order are:

• $\boxed{25,603 ; 21,001 ; 16,306 ; 12,143 ; 1,990}$