<p>Jenny saves $\$12$ on $1$ January $2018$. On the first day of each subsequent month she saves $\$2.50$ more than in the previous month, so that she saves $\$14.50$ on $1$ February, $\$17$ on $1$ March $2018$, and so on. On which month and year will she have first saved over $\$3500$ in total?<span class="inline-marks">[5]</span></p>

Jenny saves $\$12$ on $1$ January $2018$. On the first day of each subsequent month she saves $\$2.50$ more than in the previous month, so that she saves $\$14.50$ on $1$ February, $\$17$ on $1$ March $2018$, and so on. On which month and year will she have first saved over $\$3500$ in total?

2021 TGM P1 Q2

2021 TGM P1 Q2

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