89 is a prime number true or false
True
simplify (not factorize)
3x + 4y +3xy -2y - 5x - 3xy2
-2x +2y + 3xy - 3xy2
What is the sum of interior angles of a regular star?
1440
What is the company that has the highest market capital in the world? Highest valued company in the world
Apple (3.55 trillion$)
Factorize
7x - 35
7(x-5)
The sum of 3 and 4 is not equal to the product of 3 and 4
Write this statement using mathematical symbols
3+4 ≠ 3x4
who invented airplane?
wright brothers
Name the 3 angles that are equal to each other when a single straight line crosses a pair of parallel lines
Corresponding, alternative and opposite angles
Ersultan had 15000 soms in the beginning of the month
By the end of the month he had spent 13950 soms
write in percentage how much he spent in a month
93%
Factorize
24x3y6 - 72xy8
24xy6(x2 - 3y2)
There were some people on a train.
19 people get off the train at the first stop.
17 people get on the train.
Now there are 63 people on the train. How many people were on the train to begin with?
65
estimate
how much money do you have in total
67% is 6700$
10000$
2nd largest country in the world
Canada
1.6 × 103 + 4.1 × 103
5.7 x 103
If 1=3 2=3 3=5 4=4 5=4 what is 6=?
3 because "six" has 3 letters
(3/5)^3 ÷ 9/25
3/5
x(x2-4y) when x = 3 y=2
3
Double point questions
base of a cuboid measures 6cm by 5cm
The volume of the cuboid is 600cm3
what is the height of the cuboid?
20cm
1.4 × 10–3 + 3.4 × 10–2
3.54 × 10–2
What is the scientific formula for common salt?
NaCl
7/5 × 7/9 ÷ (8/9 + 1/5)
1
(125/x3)2/3
25/x2
5 most spoken languagues in the world
English, Mandarin, Hindu, Spanish, French
Can be in any order
4/(x+5) - 2/(5x+1)
(18x-6)/(x+5)(5x+1) or 6(3x-1)/(x+5)(5x+1)
What number does the car hide?
78
Believe it or not, this “math” question actually requires no math whatsoever. If you flip the image upside down, you’ll see that what you’re dealing with is a simple number sequence