Question
Which layer of the IoT architecture is responsible for
sensing and data collection?Solution
The perception layer uses sensors and actuators to collect data from the physical environment.
A, B, C, D, and E are five friends who went on a picnic. Their average age is 43 years. The present age ratio of D to E is 4:5, and the present age rati...
At present Raveena age is 3(1/2) Diksha’s age and half of Mitesh’s age. After 6 years Raveena will be 2 times Diksha’s age. What is Raveena’s p...
Neeta is 15 years older than Reena. Five years ago, the ratio of Neeta's age to Reena's age was 11:8. What is Neeta's current age?
The ratio of the present ages of P and Q is 6:5 respectively. If the age of P 10 years hence from now will be 100% more than the age of Q 4 years ago fr...
- Four years ago, A’s age was 11 years less than 1.2 times his current age. The ratio of B’s age after 6 years to C’s age 1 year ago is 4:1. What is B�...
- Karan is 4 years older than Tarun, and Tarun is 6 years younger than Naman. If 3 years later, the ratio of Karan’s age to Naman’s age will be 7:8, find...
Present average age of 4 friends: ‘A’, ‘B’, ‘C’ and ‘D’ is 24 years. If their ages are in the arithmetic progression in the same order a...
The respective ages of a mother and her daughter are 45 and 13 years. In how many years will the mother be thrice as old as her daughter?
Present age of ‘C’ is 20% more than that of ‘D’. 3 years ago, ‘C’ was 1.4 times as old as ‘D’. Find the present age of ‘D’.
...The ratio of the present ages of Ginni and Binni is 9:4 respectively. Ginni is ‘n’ years older than Binni. If after 5 years, the ratio of the ages o...
