Question

Q2. An elevator descends into a mine shaft at the rate of 5m/min. If the descent starts

from 5m above the ground level, how long will it take to reach -225 m?

Q3. In a quiz, team A scored -30, 10, 5 and team B scored 10, 5, -30 in three

successive rounds. Which team scored more?

Q4. In a test (+5) marks are given for every correct answer and (-2) marks are given

for every incorrect answer.

(i) Neha answered all the questions and scored 30 marks though she got 10 correct

answers.

(ii) Ajay also answered all the questions and scored (-12) marks though he got 4

correct answers. How many incorrect answers had they attempted?

Q5. (a) 10000 m2 = ………………. hectare.

(b) 1 m2 = ……………. cm2

.

(c) Perimeter of a regular polygon = length of one side × ………………. .

(d) The distance around a circle is its ………………​

Answer 1

Answer:

An Elevator descends into mine shaft at the rate of 5 m/min is the descent starts from 10m above ground level how long will take to reach - 400m? SOLUTION : This is an extremely easy and simple question... Total Distance = 10 m.