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the greatest common divisor of 8 and 12
Jane draws a circle and a triangle on each page of her booklet, and near each drawing she writes the number of common points of the circle and the triangle.
How many different numbers can she write
find a 2 - digit natural number such that it is equal to two times product of two digits
Everyone suffers from the common cold at some time or other . It isnt a serious illness but people spend a lot of money on medicine . The medicine can only relieve the symptoms. That is, it can make you cough less , make you feel better, and stop your nose running for a white . So far , there is not cure for common cold and no medicine to prevent it . People also drink a lot of hot water with sugar , lemon juice . It helps provide them with a lot of vitamin C . 1.Is common cold a serios il...
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Everyone suffers from the common cold at some time or other . It' isn't a serious illness but people spend a lot of money on medicine . The medicine can only relieve the symptoms. That is, it can make you cough less , make you feel better, and stop your nose running for a white . So far , there is not cure for common cold and no medicine to prevent it . People also drink a lot of hot water with sugar , lemon juice . It helps provide them with a lot of vitamin C .
1.Is common cold a serios illness ?
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2.What can the medicine help with the common cold ?
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3.Why is hot water with sugar and lemon juice useful ?
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Two numbers a and b are respectively 20% and 50% more than a third number c.
The ratio of two numbers a, b is :
a string of whole numbers is written as follows: 123456789101112131415.... find the first string of such whole numbers which is divisible by 72
Given two adjacent angles AOB and BOC. The sum of measure of them is equal to 160o and the measure of angle AOB is equal to 7 times the measure of angle BOC
a)Find the measure of each angle
b)Inside angle AOC, draw ray OD such that angle COD=90o. Prove that OD is the bisector of angle BOA.
c)Draw the opposite ray OC' of ray OC. Find the measure of 2 angles AOC and BOC' then compare them
Given two adjacent angles AOB and BOC. The sum of measure of them is equal to 160o and the measure of angle AOB is equal to 7 times the measure of angle BOC
a)Find the measure of each angle
b)Inside angle AOC, draw ray OD such that angle COD=90o. Prove that OD is the bisector of angle BOA.
c)Draw the opposite ray OC' of ray OC. Find the measure of 2 angles AOC and BOC' then compare them
Find the values of x and y such that 3x=5y and 2x-3y=5 .
Answer: The value of x and y are ............., respectively.
(used ";" between the numbers)