Question

•A machine makes electric bulb, in which 3 out of every 65 are found to be faulty.it made 45 faulty bulbs in a day .how many good bulbs were made that day?

Plz tell me in straight ans
(moonlight phenonix)​​

Answer 1

$\large\bold{\underline{\underline{\blue{✎Ｇiven:-}}}}$

• A machine makes electric Bulb in which 3 out of every 65 are found to be Faulty .It made 45 faulty Bulbs in a Day .

To Find :-

• How many Good Bulb's were made that's Day .

$\large\bold{\underline{\underline{\red{❒ \: ꜱᴏʟᴜᴛɪᴏɴꜱ:-}}}}$

A machine makes Bulbs :-

${ \boxed{\sf{3 \: faulty \: bulbs \: out \: of \: \: \: 65 }}}$

${ \boxed{\sf{1 \: faulty \: bulb \: out \: of \: 65 = \frac{65}{3} }}}$

${ \boxed{\sf{45 \: faulty \: bulbs \: out \: of \: = \frac{65}{3} \times 45 }}}$

= 975

Hence , A machine can make 975 good Bulbs.

Answer 2

Step-by-step explanation:

$\large\bold{\underline{\underline{\blue{✎Ｇiven:-}}}}$

✎Ｇiven:−

A machine makes electric Bulb in which 3 out of every 65 are found to be Faulty .It made 45 faulty Bulbs in a Day .

To Find :-

How many Good Bulb's were made that's Day .

$\large\bold{\underline{\underline{\red{❒ \: ꜱᴏʟᴜᴛɪᴏɴꜱ:-}}}}$

❒ꜱᴏʟᴜᴛɪᴏɴꜱ:−

A machine makes Bulbs :-

${ \boxed{\sf{3 \: faulty \: bulbs \: out \: of \: \: \: 65 }}}$

3faultybulbsoutof65

${ \boxed{\sf{1 \: faulty \: bulb \: out \: of \: 65 = \frac{65}{3} }}}$

1faultybulboutof65=

${ \boxed{\sf{45 \: faulty \: bulbs \: out \: of \: = \frac{65}{3} \times 45 }}}$

45faultybulbsoutof=

65 ×45= 975

Hence , A machine can make 975 good Bulbs.