Question

At what rate of simple interest per annum will be a sum of rupees 1800 become rupees 2700 in 10 years

Answer 1

$\huge\bold\purple{hey \: mate!} \\ \\ \huge \bold \blue{answer:}$

$\bold{A/Q} \:$

$= principle = 1800 \\ = amount = 2700 \\ \\ = s.i = amount \: - \: principle \\ \: \: \: \: \: \: \: \: \: \: \: = 2700 - 1800 \\ \: \: \: \: \: \: \: \: \: \: \: = 900 \\ \\ = \: time \: = 10 \: years \\ \\ = rate = \frac{s.i \times 100}{p \times t} \\ \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: = \frac{900 \times 100}{1800 \times 10 } \\ \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \:= \bold{5\% \: p.a} \: \: \underline \bold{ans.} \\ \\ \bold{hope \: it \: is \: helpful \: to \: you.} \\ \bold{please \: mark \: the \: answer \: as \:} \\ \\ \huge \underline\bold{BRAINLIEST} \:$