Decrease = Rs 800- Rs 640= Rs 160
Percentage decrease = (Decreased amount / Original amount) * 100
= 640/ 800 * 100 = 80%
Answer:
<u>Gumawa</u><u> </u><u>ka</u><u> </u><u>nang</u><u> </u><u>sarili</u><u> </u><u>mo</u><u> </u><u>wag</u><u> </u><u>kang</u><u> </u><u>umasa</u><u> </u><u>sa</u><u> </u><u>briynly</u>
Step-by-step explanation:
gum
Answer:
40 years old
Step-by-step explanation:
Let's imagine a+b=63
63-12=51 (since they were both 6 years younger)
A is double B
34+17=51
34/2=17
You need to add the 6 years back onto the mothers age - 34+6=40
40 years old
Answer:
Step-by-step explanation:
D. 18 1/5 +22 2/5 +40 1/5
-(-22 2/5) and -(-40 1/5) -----> -*- will become +
Answer:
To prove:
is irrational number.
Proof:
Let us first assume is a rational number.
So, it can be written as:
where
Multiplying both sides by 5.
Dividing both sides by 2.
We see that is a rational number as it is in the form but we know is irrational which makes the equation false making it contradicting with our assumption.
Thus our assumption is wrong.
Hence is an irrational number.