Weiyang started a savings plan by putting 2 coins in a money box every day.  Each coin was either a 20¢ or 50¢ coin. His mother put in a $1 coin in the box every 7 days. The total value of the coins after 182 days was $133.90.

(a)  How many coins were there altogether?

(b)  How many of the coins were 50¢ coins?

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Can you figure out what’s wrong with the Lesson Learnt Story Ending below? Many pupils are guilty of this mistake!

After nearly being bitten by the venomous viper, I learnt that I should be careful of snakes.

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What is the main idea of the passage below?

The tide was slowly rising, and the wet border it left on the shore inched further inland with every crashing wave. At first, the advance was gentle, and the water spilled a safe distance away from the sandcastle. But soon, the waves grew bigger and more urgent. They clawed their way closer and closer, taunting the hapless edifice with a spray of salty sneers. Once the water caught hold of the most vulnerable tower, there was no turning back. The sea came in, and the poor sandcastle crumbled away.

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