tianna2003
tianna2003
06-06-2018
Mathematics
contestada
How would you do this without a calculator?
Respuesta :
SINAZEUS
SINAZEUS
06-06-2018
the answer is 12.6
here's the solution:
[tex] \frac{30}{100} = \frac{x}{42} \\ x = \frac{30 \times 42}{100} = \frac{1260}{100} = 12.6[/tex]
good luck
Answer Link
VER TODAS LAS RESPUESTAS ( 65+ )
Otras preguntas
How many moles of carbon in 130g of C2H6
A 20.0-milliliter sample of HCl(aq) is completely neutralized by 32.0 milliliters of 0.50 M KOH(aq). Calculate the molarity of the HCl(aq). Your response must i
Which substance has the lowest vapor pressure at 75°C? (1) water (3) propanone (2) ethanoic acid (4) ethanol
Which of the following factors is not used in calculating the specific heat of a substance? A. mass B. temperature change C. heat required for a temperature cha
How much iron is present in 4.64 g of iron(iii) oxide? answer in units of g
why did George W. Bush fail to gain the quick and easy victory in Iraq that he had expected
A 20.0-milliliter sample of HCl(aq) is completely neutralized by 32.0 milliliters of 0.50 M KOH(aq). Calculate the molarity of the HCl(aq). Your response must i
At STP, 4 liters of O2 contains the same total number of molecules as (1) 1 L of NH3 (3) 8 L of He (2) 2 L of Cl2 (4) 4 L of CO2
Precipitation reactions: Hg(NO3)2(aq) +Na2CrO4(aq) = _________ (aq) + NaNO3 (s)
What Animals Have So Far Been Cloned?
Q&A Platform for Education
Platform Explore for Education
