Which platforms are examples of blockchain technology?

20% of 1500 – 75% of 200 = 125% of ? 

24% of 150% of 500 + 140 = ? × 8 

458.32 - 563.32 + 659.32 =?

What will come in the place of question mark (?) in the given expression?

(√1089 + 84 ÷ 2) % of 348 = 416 - ?

40% are the passing marks. A student gets 250 marks yet fails by 38 marks. What is the maximum marks?

(22.5 × 24) ÷ 40 + 51.50 = ? ÷ 5.25

36×?²  + (25% of 208 +13) = 60% of 2400 + 17×18

What will come in the place of question mark (?) in the given expression?

√64 X 9 ÷ 3 + 12 X 3 = ? + 36

(3/7) x 868 + 25% of 240 = (? + 65)