2 + 2 = ? idk the answer bro i need help

Find the balance at the end of 4 years if 1000 is deposited at the rate of

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

Select the two pairs of figures that are similar.