400 = 2×2×2×2×5×5.
400 = 2^4 × 5^2 .
Answer:
HCF of 120 and 180 is 60 and hence a measuring tin of 60 litre volume should be bought.
Answer: 4. 78,020,008 4. Seventy-eight million, twenty thousand, eight
5. 20,011,012 5. 20,000,000 + 11,000 + 12
6. 50,000 7. 900 8. 70,000,000 9. 30,000,000
Step-by-step explanation:
Hello there! :)

It's rational
it's an integer
Hope it helps!
~Just an emotional teen listening to her favorite song "Try Everything"

This answer is Y=-1/2x+11 I believe