Of the 420 sandwiches joanna makes 20% are tuna sandwiches 40% are are ham sandwiches and the rest are egg sandwhiches. how. many egg sandwhiches. are egg sandwhiches

20% as a decimal is 0.20. So, 240 x 0.20 is 48 tuna sandwiches, 40% as a decimal is 0.40 so 240 x 0.40 is 96 ham sandwiches. 48 + 96 is 144. So that means that the remaining 96 sandwiches are Egg Salad Sandwiches.

$20.01

step-by-step explanation:

the sale price is (1.00 - 0.77)($87), or 0.23($87), or $20.01.