Water from a tap is filling an empty tank at 4.25 litres a minute. How much water is there in the tank after 9 minutes? <hr> <input min="0" type="number" id ="imp5pg235q1_1" class="lineinput" placeholder="?" /> $$l$$ <input min="0" type="number" id ="imp5pg235q1_2" class="lineinput" placeholder="?" /> ml