Ed and karlene already had 20 shells in their shell collection. then they went to the beach to collect even more. ed found 11 limpet shells, 3 sand dollars, and 3 conch shells. karlene found 6 more shells than ed did. how many shells do the pair have all together?

linear

step-by-step explanation:

answer: i believe its b. if you sound out the sentences that sounds wrong.

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

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