General Knowledge — All MCQs
5927 questions available
Q5921.How many triangles are there in a standard overlapping star figure?
Correct Answer: D
Counting all the small triangular peaks and the larger overlapping triangles yields 9.
Q5922.What is the standard log base commonly used in science and engineering?
Correct Answer: B
The logarithm base 10 is called the common or decimal logarithm and is the standard base used in scientific and engineering applications.
Q5923.An art teacher mixes 20 ounces of yellow paint with 8 ounces of red paint. How many ounces of yellow paint would she need to mix with 18 ounces of red paint to maintain the same proportion?
Correct Answer: C
Set up a proportion: Yellow / Red = 20 / 8. To find the new amount of yellow paint (x) for 18 ounces of red: x / 18 = 20 / 8 => x = (20 / 8) × 18 = 2.5 × 18 = 45 ounces.
Q5924.What was the previous political post held by the UN Secretary-General Antonio Guterres?
Correct Answer: C
Before becoming the 9th Secretary-General of the United Nations on January 1, 2017, Antonio Guterres served as the Prime Minister of Portugal from 1995 to 2002.
Q5925.What is the boiling point of Sulfur in Celsius?
Correct Answer: C
The boiling point of elemental Sulfur at standard pressure is approximately 444.7°C.
Q5926.The sum of the first 3 prime numbers is:
Correct Answer: B
The first 3 prime numbers are 2, 3, and 5. Sum = 2 + 3 + 5 = 10.
Q5927.One trillion is equal to how many millions?
Correct Answer: A
By international scale: 1 Trillion = 10^12 = 1,000,000,000,000, which is equal to 1,000,000 millions (or million millions).