₦airaland Forum

Mrshape:

Question 42.
A bagel containing 2 red balls and 2 black balls
If two balls are picked at random find the probability that they are different colors.

With workings

red ball=2
black ball=2
=2/4
1/2

Mrshape:

Question 41
A line was reduced from 20cm to 10cm.
by What ratio was it reduced?

2:1

Mrshape:


Please drop a list of topics you want questions from I will choose randomly so that we can have variety

Let's try things like simple equations,everyday arithmetic, proportion,binary

Mrshape:

Question 40 What is the sum of the edges and vertices of a sphere

0

Mrshape:
Question 39 Leaving your solution in terms of omega function solve 2^x=4x

2^x=4x 4x=4x 4x/4=4x/4 x=1

Mrshape:
Question 39 Leaving your solution in terms of omega function solve 2^x=4x

x=1

Mrshape:


question 38
What is the diameter of a circle of area 1cm With solution

raidius=2x1 2

Mrshape:
The last question.
Question 37 Solve the simultaneous equations
2x+5y=15 3-5y=2x

Y=3.9 x=15.9

Mrshape:
solve the simultaneous equations 2x-8=7y -14y+4x=16

1,1

Mrshape:
solve the simultaneous equations 2x-8=7y -14y+4x=16

x=1 Y=0

Mrshape:


question 35
the area under 2 radi and an arc is?

sector

Mrshape:


everyome should include working please Resend you solutions again

4 35/100=435/100=87/20

Convert the decimal number to a fraction by placing the decimal number over a power of ten. Since there are
2
numbers to the right of the decimal point, place the decimal number over
10
2

(
100
)
. Next, add the whole number to the left of the decimal.
4
35
100
Reduce the fractional part of the mixed number.
4
7
20
Convert
4
7
20
to an improper fraction
87
20

Mrshape:

Question 33 • • express 4.35 as a fraction
Does two dots are on top of the 3 and 5 please

217.5/50

Mrshape:

Question 32 What is the reciprocal of 7/3

0.047619

Mrshape:





Question 31 A two coins are tossed 6 time what is the number of probable outcome

24/2=12

Mrshape:





Question 31 A two coins are tossed 6 time what is the number of probable outcome

3/1

Mrshape:




Question 30
What is the the difference between 6 and 9

-3

Mrshape:
.

#20 to your wallet

thanks.

Mrshape:




Question 29 Evaluate 4+6

10

Mrshape:





Question 28

A boy drew a polygon of 12 sides and a girl drew a polygon of 83 sides what is the difference between the sum of the exterior angles of the boy and the girl's polygon

360/12-360/83
30-4.337349398
=26.0626506

Mrshape:

Question 27 How many days are in a year correct to 1 dp

365.6 days

Mrshape:









Question 26 what is the sum of a score and two dozens

24+20=44

It's time o.Are we not doing it again?

Mrshape:
I am back question 25 is still open

The answer is Infinity

Mrshape:

question 25. What is the sum of the lines of symmetry of a circle and a trapezium

infinity

Mrshape:






LEASE DROP SOLUTION WITH DIAGRAM

Question 25
A big circle is inscribed in a 1unit square, if four small circles were fit into the vertices of the square such that it torches the big circle and two sides of the square.
Find the sum of the radius of the big and small circles

radius is 0.5 unit

Mrshape:


Question 24 find the gcf of 12 and 30

3x2=6

Mrshape:


Question 21
What is the sum of the digits in 21.2 and 4.0

25.2

Mrshape:


question 21
List all the subset of {1,2,3}

{1} {2} {3} {12} {13} {123} {132}

Mrshape:


question 21
List all the subset of {1,2,3}

{1} {2} {3} {12} {123}

Mrshape:


question 21
List all the subset of {1,2,3}

1,2 and three