Lesson Example Discussion Quiz: Class Homework |
Step-2 |
Title: Ratios |
Grade: 8-a Lesson: S2-L3 |
Explanation: Let us verify the answer here with the steps. |
Description:
Step | Type | Explanation | Answer |
---|---|---|---|
1 |
Problem |
Martin gives $50 to his son and daughter in the ratio of 3:5. Find the amount received by the daughter. |
|
2 |
Hint |
Operator used : Ratio |
: |
3 |
Step |
If a quantity 'x' is divided in ratio of a:b, then the 2 parts are |
\$(ax)/(a+b)\$ and \$(bx)/(a+b)\$ |
4 |
Step |
The sum received by daughter |
\$5/(3+5)\$ x \$50\$ |
5 |
Step |
On simplification |
\$5/8\$ x \$\cancel(50)^6.25\$ |
6 |
= |
5 x 6.25 |
|
7 |
Step |
Hence, the sum received by daughter |
$31.25 |
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