Maths-101

Question 1

What is subtrahend

Answer 1

The number being subtracted is the subtrahend

Question 2

What is minuend

Answer 2

The number subtracted from

Question 3

What is factors?

Answer 3

The numbers being multiplied

Question 4

What is the short way of multiplying two numbers?

Answer 4

Use distributive property

Question 5

What is the trick to multiply by 25

Answer 5

for multiplying by 25 is to

multiply by 100 and then divide by 4

Question 6

What does the negative sign shows?

Answer 6

Loss

Question 7

How can you deal with many signed integers together to be multiplied? like − 3 + (− 3) + (− 3) + (− 3) + (− 3)

Answer 7

5 * (-3)

Question 8

What is the relation between division & multiplication?

Answer 8

Division and multiplication are opposite operations. If 12 × (− 15) = −
180, then and -180/12 = -15

Question 9

What does the negativity or positivity integers decide in life?

Answer 9

They decide the coarse of action to be taken

Question 10

How can you convert ByteArray to read line by line

Answer 10

bufferedReader = new BufferedReader(new StringReader(new String(bos.toByteArray())));
        while ((line = bufferedReader.readLine()) != null){
            values.add(line.split(","));
        }

Question 11

How many zeros are there in positive scientific notation

Answer 11

So if it says tera which is 10to the power 12 , then there are 12 zeros

Question 12

How many zeros are there in negative scientific notation

Answer 12

One zero less for e.g in Pico which is 10 to -12

So there one zero less after decimal and last digit is 1

Question 13

What is theThe basic units in the metric system ?are

Answer 13

meter for length, gram for mass, and liter for volume.

Question 14

Which operator is used to show relative change? Like for eg relative humidity

Answer 14

Percentage