Question

Higher Order Thinking Skills (HOTS)
1. What is the ratio of the number of prime numbers to the composite numbers from
the numbers 1 to 45?
2. Divide 6000 among Irfan, Nagma and Ishan in the ratio 3:5:7.
3. Sapna weighs 54 kg on earth and 9 kg on moon. If a monkey weighs 3.5 kg on moon,
then how much will it weigh on the earth?
4. If 5 men can do a certain construction work in 14 days, then how long will 7 men take
to complete the same construction work? ..... please do answer all questions with answers and full formula​

Answer 1

Answer:

there are 14 prime no. between 0-45

and 30 composite no. since 1 is not either of them

ratio is 14:30 or 7:15

2. divide 6000 by sum of ratio 3+5+7=15

6000/15=400 this is value of 1 ratio

mutlipy by respective ratio to get there value. 1600, 2000, 2800

3. sapna's weight is reduced by 1/6 on moon same will be for monkey. so weight will.be 3.5/6= 7/12kg

4. 10 days

total work=5×14

now with 7 men 70 work will be done in 70/7 days=10days

Step-by-step explanation: