Two thirds

Find two-thirds of the number equal to two-thirds of 99

Correct answer:

x =  99

Step-by-step explanation:

$$\begin{gathered} 2\mathrm{/}3\cdot a=99 \\ 2a=297 \\ a={\displaystyle \frac{297}{2}}=148.5 \\ x={\displaystyle \frac{2}{3}}\cdot a={\displaystyle \frac{2}{3}}\cdot 148.5=99 \end{gathered}$$

Try another example

Showing 1 comment:

Math student

ive never done this before

3 years ago  Like

Related math problems and questions:

• Quotient
  Find quotient before the bracket - the largest divisor 51 a + 34 b + 68 121y-99z-33
• Simple equation 2
  Find X in this simple equation: X/9 = 96/108
• Family
  Son is 3/5 smaller than the mother. Mother is 99 cm higher than the son. How tall is the mother?
• The number 4
  Two-thirds of a number is negative six. Find the number.
• Two thirds
  Two thirds of the unknown number is 8/7. What is 7/3 of this number?
• Unknown number
  Find the unknown number equal to a quarter of a fifth of a number, which is by 152 more than an unknown number.
• Unknown number 6
  Determine x if 1/6 of x is equal to 2/5 of the number 24.
• Unknown number 23
  Find 2/3 of unknown number, which is two-thirds of the 99.
• Find unknown 2
  Find unknown denominator: 2/3 -5/? = 1/4
• Unknown number 5
  Daniel thinks an integer. When he change this number at a ratio of 2:5, he got the number 2.8. Determine what number think Daniel.
• Simple equation 3
  24 = n • 27, solve for n
• Numbers division
  With what number should be divided mixed number 2 3/4 to get 11/12?
• Evaluate expr with 2 vars
  If a=6 and x=2, find the value of (2ax + 7x- 10) /(4ax-3a-2)
• Simple sequence
  Continue with this series of numbers: 1792,448, 112, _, _
• The expression
  What is the value of the expression ((6²+60))/(2³)
• Missing number
  Blank +1/6 =3/2 find the missing number
• Promile
  Calculate the 4.6 ‰ of 199.