Question

1. Subtract the sum of 213.16 and 29.42 from the sum of 115.821 and 245.3.

2. Find the total amount of these gases in the air -0.031 parts carbon
dioxide, 0.934 parts argon and 0.001 parts neon.

3. How much will Sherry pay if she purchases a book for 325.50 and a pen
for 125.50?

4. The time taken by three runners to finish a 250 m race is 0.90 min, 1.05 min
and 1.1 min.
(a) Sharad won the race and Tarun came second, followed by Abhijeet.
Write the time taken by each of them to finish the race.
(b) What is the difference between the time taken by Sharad and Tarun to
finish the race?

5. Ritika bought a chocolate for 23.50 and a biscuit packet for 17.25. She
gave a 50 note to pay for the items. Find the amount that she got back.​

Answer 1

Answer:

its true

Step-by-step explanation:

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Answer 2

Answer:

1- 118.541

3- 451

5- if you have to answer in decimal then it is 9.25 otherwise it will be 10