Fractions
1/3+2/7
13/21
Write down 2 different expressions to represent 36%
0.36
36/100
Who was the last president of USSR
Gorbachev Mikhail
0.000000000063 to standard form
6.3 × 10^-11
On a standard traffic light, is the green on the top or bottom?
Bottom
6/7-2/5
16/35
24 out of total of 60 runs, what is the percentage of this
2/5 or 40%
Capital City of Vatican City
Vatican City
327 × 10^5 to standard form
3.27 x 10 ^ 7
Which metal is in liquid form at room temperature?
Mercury
(2/3)^2 × 9/8 ÷ 3/4
2/3
estimate
how much money do you have in total
67% is 6700$
10000$
What is capital city of Turkmenistan
Ashgabat
1.6 × 10^3 + 4.1 × 10^3
5.7 x 10^3
Which instrument is used to measure atmospheric pressure?
barometer
(3/5)^3 ÷ 9/25
3/5
3.5 and a percentage of 14
25%
First President of USA
George Washington
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
During one year there were 25000 cases of Salmonella poisoning in Britain. The next summer there was a increase of 10%, and the next summer decreased by 30%. How much did it change from the initial value
23%
How many countries does EU have
27
(5 x 10-5)-3
8 x 1012
What has a head, a tail, but does not have a body?
Coin