Question

Find the mean of all the prime numbers lying between 1 and 50.

Answer 1

Answer:

2.5

Step-by-step explanation:

so here the range is .....between 1 and 50....

so here we will start from 2 and end to 49....as the word 'between 'is mentioned...

2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18

+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44

+45+46+47+48+49=1224

I have added all the numbers..here...

now divide the sum by the number of numbers added....

so if we count from 2 to 49 there are 48 numbers...

1224/48

=25.5

so the mean is 2.5....

hope it will help u....

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Answer 2

Answer:

2.5 is the answer of the question